Home / 164,398.07-226,872.95-90,810.33

Finding the Fourth Proportional to 164,398.07, 226,872.95 and 90,810.33

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Solution

The fourth proportional to 164,398.07, 226,872.95 and 90,810.33 is: 125,320.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,398.07 : 226,872.95 = 90,810.33 : x
  2. Step 2: Convert to fraction form
    164,398.07/226,872.95 = 90,810.33/x
  3. Step 3: Cross multiply
    164,398.07x = 226,872.95 × 90,810.33
  4. Step 4: Simplify right side
    164,398.07x = 20,602,407,003.52
  5. Step 5: Solve for x
    x = 20,602,407,003.52/164,398.07
  6. Step 6: Final answer
    x = 125,320.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.