Home / 157,570.56-236,312.91-52,375.86

Finding the Fourth Proportional to 157,570.56, 236,312.91 and 52,375.86

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Solution

The fourth proportional to 157,570.56, 236,312.91 and 52,375.86 is: 78,549.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,570.56 : 236,312.91 = 52,375.86 : x
  2. Step 2: Convert to fraction form
    157,570.56/236,312.91 = 52,375.86/x
  3. Step 3: Cross multiply
    157,570.56x = 236,312.91 × 52,375.86
  4. Step 4: Simplify right side
    157,570.56x = 12,377,091,890.35
  5. Step 5: Solve for x
    x = 12,377,091,890.35/157,570.56
  6. Step 6: Final answer
    x = 78,549.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.