Home / 242,280.04-363,454.62-76,081

Finding the Fourth Proportional to 242,280.04, 363,454.62 and 76,081

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Solution

The fourth proportional to 242,280.04, 363,454.62 and 76,081 is: 114,132.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,280.04 : 363,454.62 = 76,081 : x
  2. Step 2: Convert to fraction form
    242,280.04/363,454.62 = 76,081/x
  3. Step 3: Cross multiply
    242,280.04x = 363,454.62 × 76,081
  4. Step 4: Simplify right side
    242,280.04x = 27,651,990,944.22
  5. Step 5: Solve for x
    x = 27,651,990,944.22/242,280.04
  6. Step 6: Final answer
    x = 114,132.35

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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.