Home / 71,587.34-107,333.62-34,153.19

Finding the Fourth Proportional to 71,587.34, 107,333.62 and 34,153.19

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Solution

The fourth proportional to 71,587.34, 107,333.62 and 34,153.19 is: 51,207.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,587.34 : 107,333.62 = 34,153.19 : x
  2. Step 2: Convert to fraction form
    71,587.34/107,333.62 = 34,153.19/x
  3. Step 3: Cross multiply
    71,587.34x = 107,333.62 × 34,153.19
  4. Step 4: Simplify right side
    71,587.34x = 3,665,785,700.20
  5. Step 5: Solve for x
    x = 3,665,785,700.20/71,587.34
  6. Step 6: Final answer
    x = 51,207.18

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1.5x scale

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.