Home / 56,708.16-84,963.96-34,475.28

Finding the Fourth Proportional to 56,708.16, 84,963.96 and 34,475.28

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Solution

The fourth proportional to 56,708.16, 84,963.96 and 34,475.28 is: 51,653.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,708.16 : 84,963.96 = 34,475.28 : x
  2. Step 2: Convert to fraction form
    56,708.16/84,963.96 = 34,475.28/x
  3. Step 3: Cross multiply
    56,708.16x = 84,963.96 × 34,475.28
  4. Step 4: Simplify right side
    56,708.16x = 2,929,156,310.91
  5. Step 5: Solve for x
    x = 2,929,156,310.91/56,708.16
  6. Step 6: Final answer
    x = 51,653.17

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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.