Home / 156,932.60-235,398.90-144,030.20

Finding the Fourth Proportional to 156,932.60, 235,398.90 and 144,030.20

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Solution

The fourth proportional to 156,932.60, 235,398.90 and 144,030.20 is: 216,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,932.60 : 235,398.90 = 144,030.20 : x
  2. Step 2: Convert to fraction form
    156,932.60/235,398.90 = 144,030.20/x
  3. Step 3: Cross multiply
    156,932.60x = 235,398.90 × 144,030.20
  4. Step 4: Simplify right side
    156,932.60x = 33,904,550,646.78
  5. Step 5: Solve for x
    x = 33,904,550,646.78/156,932.60
  6. Step 6: Final answer
    x = 216,045.30

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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.