Home / 61,185.71-84,437.58-34,330.16

Finding the Fourth Proportional to 61,185.71, 84,437.58 and 34,330.16

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Solution

The fourth proportional to 61,185.71, 84,437.58 and 34,330.16 is: 47,376.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,185.71 : 84,437.58 = 34,330.16 : x
  2. Step 2: Convert to fraction form
    61,185.71/84,437.58 = 34,330.16/x
  3. Step 3: Cross multiply
    61,185.71x = 84,437.58 × 34,330.16
  4. Step 4: Simplify right side
    61,185.71x = 2,898,755,209.22
  5. Step 5: Solve for x
    x = 2,898,755,209.22/61,185.71
  6. Step 6: Final answer
    x = 47,376.35

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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.