Home / 242,542.76-334,711.24-135,112.46

Finding the Fourth Proportional to 242,542.76, 334,711.24 and 135,112.46

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Solution

The fourth proportional to 242,542.76, 334,711.24 and 135,112.46 is: 186,456.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,542.76 : 334,711.24 = 135,112.46 : x
  2. Step 2: Convert to fraction form
    242,542.76/334,711.24 = 135,112.46/x
  3. Step 3: Cross multiply
    242,542.76x = 334,711.24 × 135,112.46
  4. Step 4: Simplify right side
    242,542.76x = 45,223,657,014.71
  5. Step 5: Solve for x
    x = 45,223,657,014.71/242,542.76
  6. Step 6: Final answer
    x = 186,456.43

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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.