Home / 157,488.44-236,181.32-52,279.16

Finding the Fourth Proportional to 157,488.44, 236,181.32 and 52,279.16

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Solution

The fourth proportional to 157,488.44, 236,181.32 and 52,279.16 is: 78,401.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,488.44 : 236,181.32 = 52,279.16 : x
  2. Step 2: Convert to fraction form
    157,488.44/236,181.32 = 52,279.16/x
  3. Step 3: Cross multiply
    157,488.44x = 236,181.32 × 52,279.16
  4. Step 4: Simplify right side
    157,488.44x = 12,347,361,017.29
  5. Step 5: Solve for x
    x = 12,347,361,017.29/157,488.44
  6. Step 6: Final answer
    x = 78,401.70

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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.