Home / 70,116.16-96,761.94-38,285.32

Finding the Fourth Proportional to 70,116.16, 96,761.94 and 38,285.32

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Solution

The fourth proportional to 70,116.16, 96,761.94 and 38,285.32 is: 52,834.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,116.16 : 96,761.94 = 38,285.32 : x
  2. Step 2: Convert to fraction form
    70,116.16/96,761.94 = 38,285.32/x
  3. Step 3: Cross multiply
    70,116.16x = 96,761.94 × 38,285.32
  4. Step 4: Simplify right side
    70,116.16x = 3,704,561,836.72
  5. Step 5: Solve for x
    x = 3,704,561,836.72/70,116.16
  6. Step 6: Final answer
    x = 52,834.64

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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.