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Finding the Fourth Proportional to 242,527.66, 334,691.73 and 140,560.66

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Solution

The fourth proportional to 242,527.66, 334,691.73 and 140,560.66 is: 193,975.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,527.66 : 334,691.73 = 140,560.66 : x
  2. Step 2: Convert to fraction form
    242,527.66/334,691.73 = 140,560.66/x
  3. Step 3: Cross multiply
    242,527.66x = 334,691.73 × 140,560.66
  4. Step 4: Simplify right side
    242,527.66x = 47,044,490,465.34
  5. Step 5: Solve for x
    x = 47,044,490,465.34/242,527.66
  6. Step 6: Final answer
    x = 193,975.77

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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.