Home / 242,472.80-334,573.26-135,042.50

Finding the Fourth Proportional to 242,472.80, 334,573.26 and 135,042.50

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Solution

The fourth proportional to 242,472.80, 334,573.26 and 135,042.50 is: 186,336.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,472.80 : 334,573.26 = 135,042.50 : x
  2. Step 2: Convert to fraction form
    242,472.80/334,573.26 = 135,042.50/x
  3. Step 3: Cross multiply
    242,472.80x = 334,573.26 × 135,042.50
  4. Step 4: Simplify right side
    242,472.80x = 45,181,609,463.55
  5. Step 5: Solve for x
    x = 45,181,609,463.55/242,472.80
  6. Step 6: Final answer
    x = 186,336.82

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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.