Home / 242,316.28-363,531.94-76,104.28

Finding the Fourth Proportional to 242,316.28, 363,531.94 and 76,104.28

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Solution

The fourth proportional to 242,316.28, 363,531.94 and 76,104.28 is: 114,174.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,316.28 : 363,531.94 = 76,104.28 : x
  2. Step 2: Convert to fraction form
    242,316.28/363,531.94 = 76,104.28/x
  3. Step 3: Cross multiply
    242,316.28x = 363,531.94 × 76,104.28
  4. Step 4: Simplify right side
    242,316.28x = 27,666,336,550.70
  5. Step 5: Solve for x
    x = 27,666,336,550.70/242,316.28
  6. Step 6: Final answer
    x = 114,174.49

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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.