Home / 156,803.48-234,899.02-125,279.08

Finding the Fourth Proportional to 156,803.48, 234,899.02 and 125,279.08

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Solution

The fourth proportional to 156,803.48, 234,899.02 and 125,279.08 is: 187,673.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,803.48 : 234,899.02 = 125,279.08 : x
  2. Step 2: Convert to fraction form
    156,803.48/234,899.02 = 125,279.08/x
  3. Step 3: Cross multiply
    156,803.48x = 234,899.02 × 125,279.08
  4. Step 4: Simplify right side
    156,803.48x = 29,427,933,118.50
  5. Step 5: Solve for x
    x = 29,427,933,118.50/156,803.48
  6. Step 6: Final answer
    x = 187,673.98

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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.