Home / 59,289.20-88,855.40-31,151.76

Finding the Fourth Proportional to 59,289.20, 88,855.40 and 31,151.76

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Solution

The fourth proportional to 59,289.20, 88,855.40 and 31,151.76 is: 46,686.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,289.20 : 88,855.40 = 31,151.76 : x
  2. Step 2: Convert to fraction form
    59,289.20/88,855.40 = 31,151.76/x
  3. Step 3: Cross multiply
    59,289.20x = 88,855.40 × 31,151.76
  4. Step 4: Simplify right side
    59,289.20x = 2,768,002,095.50
  5. Step 5: Solve for x
    x = 2,768,002,095.50/59,289.20
  6. Step 6: Final answer
    x = 46,686.45

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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.