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Finding the Fourth Proportional to 58,655.16, 80,944.14 and 31,797.66

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Solution

The fourth proportional to 58,655.16, 80,944.14 and 31,797.66 is: 43,880.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,655.16 : 80,944.14 = 31,797.66 : x
  2. Step 2: Convert to fraction form
    58,655.16/80,944.14 = 31,797.66/x
  3. Step 3: Cross multiply
    58,655.16x = 80,944.14 × 31,797.66
  4. Step 4: Simplify right side
    58,655.16x = 2,573,834,242.71
  5. Step 5: Solve for x
    x = 2,573,834,242.71/58,655.16
  6. Step 6: Final answer
    x = 43,880.78

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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.