Home / 157,488.90-236,245.20-45,168.24

Finding the Fourth Proportional to 157,488.90, 236,245.20 and 45,168.24

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Solution

The fourth proportional to 157,488.90, 236,245.20 and 45,168.24 is: 67,755.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,488.90 : 236,245.20 = 45,168.24 : x
  2. Step 2: Convert to fraction form
    157,488.90/236,245.20 = 45,168.24/x
  3. Step 3: Cross multiply
    157,488.90x = 236,245.20 × 45,168.24
  4. Step 4: Simplify right side
    157,488.90x = 10,670,779,892.45
  5. Step 5: Solve for x
    x = 10,670,779,892.45/157,488.90
  6. Step 6: Final answer
    x = 67,755.76

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1.5x scale

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.