Home / 242,112.98-334,123.91-133,229.76

Finding the Fourth Proportional to 242,112.98, 334,123.91 and 133,229.76

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Solution

The fourth proportional to 242,112.98, 334,123.91 and 133,229.76 is: 183,861.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,112.98 : 334,123.91 = 133,229.76 : x
  2. Step 2: Convert to fraction form
    242,112.98/334,123.91 = 133,229.76/x
  3. Step 3: Cross multiply
    242,112.98x = 334,123.91 × 133,229.76
  4. Step 4: Simplify right side
    242,112.98x = 44,515,248,339.56
  5. Step 5: Solve for x
    x = 44,515,248,339.56/242,112.98
  6. Step 6: Final answer
    x = 183,861.47

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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.