Home / 61,747.46-85,207.28-34,891.10

Finding the Fourth Proportional to 61,747.46, 85,207.28 and 34,891.10

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Solution

The fourth proportional to 61,747.46, 85,207.28 and 34,891.10 is: 48,147.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,747.46 : 85,207.28 = 34,891.10 : x
  2. Step 2: Convert to fraction form
    61,747.46/85,207.28 = 34,891.10/x
  3. Step 3: Cross multiply
    61,747.46x = 85,207.28 × 34,891.10
  4. Step 4: Simplify right side
    61,747.46x = 2,972,975,727.21
  5. Step 5: Solve for x
    x = 2,972,975,727.21/61,747.46
  6. Step 6: Final answer
    x = 48,147.34

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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.