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Finding the Fourth Proportional to 58,253.66, 80,398.68 and 35,605.70

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Solution

The fourth proportional to 58,253.66, 80,398.68 and 35,605.70 is: 49,141.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,253.66 : 80,398.68 = 35,605.70 : x
  2. Step 2: Convert to fraction form
    58,253.66/80,398.68 = 35,605.70/x
  3. Step 3: Cross multiply
    58,253.66x = 80,398.68 × 35,605.70
  4. Step 4: Simplify right side
    58,253.66x = 2,862,651,280.48
  5. Step 5: Solve for x
    x = 2,862,651,280.48/58,253.66
  6. Step 6: Final answer
    x = 49,141.14

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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.