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Finding the Fourth Proportional to 59,790.91, 89,686.37 and 52,092.67

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Solution

The fourth proportional to 59,790.91, 89,686.37 and 52,092.67 is: 78,139.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,790.91 : 89,686.37 = 52,092.67 : x
  2. Step 2: Convert to fraction form
    59,790.91/89,686.37 = 52,092.67/x
  3. Step 3: Cross multiply
    59,790.91x = 89,686.37 × 52,092.67
  4. Step 4: Simplify right side
    59,790.91x = 4,672,002,215.44
  5. Step 5: Solve for x
    x = 4,672,002,215.44/59,790.91
  6. Step 6: Final answer
    x = 78,139.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.