Home / 242,313.42-334,387.95-134,882.70

Finding the Fourth Proportional to 242,313.42, 334,387.95 and 134,882.70

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Solution

The fourth proportional to 242,313.42, 334,387.95 and 134,882.70 is: 186,135.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,313.42 : 334,387.95 = 134,882.70 : x
  2. Step 2: Convert to fraction form
    242,313.42/334,387.95 = 134,882.70/x
  3. Step 3: Cross multiply
    242,313.42x = 334,387.95 × 134,882.70
  4. Step 4: Simplify right side
    242,313.42x = 45,103,149,543.47
  5. Step 5: Solve for x
    x = 45,103,149,543.47/242,313.42
  6. Step 6: Final answer
    x = 186,135.58

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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.