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Finding the Fourth Proportional to 58,903.92, 81,285.30 and 32,045.40

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Solution

The fourth proportional to 58,903.92, 81,285.30 and 32,045.40 is: 44,221.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,903.92 : 81,285.30 = 32,045.40 : x
  2. Step 2: Convert to fraction form
    58,903.92/81,285.30 = 32,045.40/x
  3. Step 3: Cross multiply
    58,903.92x = 81,285.30 × 32,045.40
  4. Step 4: Simplify right side
    58,903.92x = 2,604,819,952.62
  5. Step 5: Solve for x
    x = 2,604,819,952.62/58,903.92
  6. Step 6: Final answer
    x = 44,221.50

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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.