Home / 242,312.92-334,387.26-134,882.20

Finding the Fourth Proportional to 242,312.92, 334,387.26 and 134,882.20

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Solution

The fourth proportional to 242,312.92, 334,387.26 and 134,882.20 is: 186,134.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,312.92 : 334,387.26 = 134,882.20 : x
  2. Step 2: Convert to fraction form
    242,312.92/334,387.26 = 134,882.20/x
  3. Step 3: Cross multiply
    242,312.92x = 334,387.26 × 134,882.20
  4. Step 4: Simplify right side
    242,312.92x = 45,102,889,280.77
  5. Step 5: Solve for x
    x = 45,102,889,280.77/242,312.92
  6. Step 6: Final answer
    x = 186,134.89

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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.