Home / 61,119.90-84,343.84-34,264.15

Finding the Fourth Proportional to 61,119.90, 84,343.84 and 34,264.15

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Solution

The fourth proportional to 61,119.90, 84,343.84 and 34,264.15 is: 47,283.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,119.90 : 84,343.84 = 34,264.15 : x
  2. Step 2: Convert to fraction form
    61,119.90/84,343.84 = 34,264.15/x
  3. Step 3: Cross multiply
    61,119.90x = 84,343.84 × 34,264.15
  4. Step 4: Simplify right side
    61,119.90x = 2,889,969,688.82
  5. Step 5: Solve for x
    x = 2,889,969,688.82/61,119.90
  6. Step 6: Final answer
    x = 47,283.61

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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.