Home / 77,700.20-116,546.90-24,390.95

Finding the Fourth Proportional to 77,700.20, 116,546.90 and 24,390.95

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Solution

The fourth proportional to 77,700.20, 116,546.90 and 24,390.95 is: 36,585.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,700.20 : 116,546.90 = 24,390.95 : x
  2. Step 2: Convert to fraction form
    77,700.20/116,546.90 = 24,390.95/x
  3. Step 3: Cross multiply
    77,700.20x = 116,546.90 × 24,390.95
  4. Step 4: Simplify right side
    77,700.20x = 2,842,688,905.87
  5. Step 5: Solve for x
    x = 2,842,688,905.87/77,700.20
  6. Step 6: Final answer
    x = 36,585.35

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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.