Home / 242,280.80-334,344.12-134,850.86

Finding the Fourth Proportional to 242,280.80, 334,344.12 and 134,850.86

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Solution

The fourth proportional to 242,280.80, 334,344.12 and 134,850.86 is: 186,092.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,280.80 : 334,344.12 = 134,850.86 : x
  2. Step 2: Convert to fraction form
    242,280.80/334,344.12 = 134,850.86/x
  3. Step 3: Cross multiply
    242,280.80x = 334,344.12 × 134,850.86
  4. Step 4: Simplify right side
    242,280.80x = 45,086,592,117.94
  5. Step 5: Solve for x
    x = 45,086,592,117.94/242,280.80
  6. Step 6: Final answer
    x = 186,092.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.