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Finding the Fourth Proportional to 58,873.70, 81,217.13 and 34,983.46

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Solution

The fourth proportional to 58,873.70, 81,217.13 and 34,983.46 is: 48,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,873.70 : 81,217.13 = 34,983.46 : x
  2. Step 2: Convert to fraction form
    58,873.70/81,217.13 = 34,983.46/x
  3. Step 3: Cross multiply
    58,873.70x = 81,217.13 × 34,983.46
  4. Step 4: Simplify right side
    58,873.70x = 2,841,256,218.67
  5. Step 5: Solve for x
    x = 2,841,256,218.67/58,873.70
  6. Step 6: Final answer
    x = 48,260.19

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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.