Home / 242,426.20-334,548.14-140,510.79

Finding the Fourth Proportional to 242,426.20, 334,548.14 and 140,510.79

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Solution

The fourth proportional to 242,426.20, 334,548.14 and 140,510.79 is: 193,904.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,426.20 : 334,548.14 = 140,510.79 : x
  2. Step 2: Convert to fraction form
    242,426.20/334,548.14 = 140,510.79/x
  3. Step 3: Cross multiply
    242,426.20x = 334,548.14 × 140,510.79
  4. Step 4: Simplify right side
    242,426.20x = 47,007,623,444.43
  5. Step 5: Solve for x
    x = 47,007,623,444.43/242,426.20
  6. Step 6: Final answer
    x = 193,904.88

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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.