Home / 107,350,837.95-161,026,256.93-90,722,639.55

Finding the Fourth Proportional to 107,350,837.95, 161,026,256.93 and 90,722,639.55

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Solution

The fourth proportional to 107,350,837.95, 161,026,256.93 and 90,722,639.55 is: 136,083,959.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,350,837.95 : 161,026,256.93 = 90,722,639.55 : x
  2. Step 2: Convert to fraction form
    107,350,837.95/161,026,256.93 = 90,722,639.55/x
  3. Step 3: Cross multiply
    107,350,837.95x = 161,026,256.93 × 90,722,639.55
  4. Step 4: Simplify right side
    107,350,837.95x = 14,608,727,065,092,466
  5. Step 5: Solve for x
    x = 14,608,727,065,092,466/107,350,837.95
  6. Step 6: Final answer
    x = 136,083,959.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.