Home / 157,948.20-236,853.18-47,118.12

Finding the Fourth Proportional to 157,948.20, 236,853.18 and 47,118.12

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Solution

The fourth proportional to 157,948.20, 236,853.18 and 47,118.12 is: 70,656.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,948.20 : 236,853.18 = 47,118.12 : x
  2. Step 2: Convert to fraction form
    157,948.20/236,853.18 = 47,118.12/x
  3. Step 3: Cross multiply
    157,948.20x = 236,853.18 × 47,118.12
  4. Step 4: Simplify right side
    157,948.20x = 11,160,076,557.62
  5. Step 5: Solve for x
    x = 11,160,076,557.62/157,948.20
  6. Step 6: Final answer
    x = 70,656.56

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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.