Home / 242,281.13-363,436.27-76,069.13

Finding the Fourth Proportional to 242,281.13, 363,436.27 and 76,069.13

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Solution

The fourth proportional to 242,281.13, 363,436.27 and 76,069.13 is: 114,108.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,281.13 : 363,436.27 = 76,069.13 : x
  2. Step 2: Convert to fraction form
    242,281.13/363,436.27 = 76,069.13/x
  3. Step 3: Cross multiply
    242,281.13x = 363,436.27 × 76,069.13
  4. Step 4: Simplify right side
    242,281.13x = 27,646,278,861.99
  5. Step 5: Solve for x
    x = 27,646,278,861.99/242,281.13
  6. Step 6: Final answer
    x = 114,108.27

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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.