Home / 156,904.40-235,356.60-150,780.80

Finding the Fourth Proportional to 156,904.40, 235,356.60 and 150,780.80

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Solution

The fourth proportional to 156,904.40, 235,356.60 and 150,780.80 is: 226,171.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,904.40 : 235,356.60 = 150,780.80 : x
  2. Step 2: Convert to fraction form
    156,904.40/235,356.60 = 150,780.80/x
  3. Step 3: Cross multiply
    156,904.40x = 235,356.60 × 150,780.80
  4. Step 4: Simplify right side
    156,904.40x = 35,487,256,433.28
  5. Step 5: Solve for x
    x = 35,487,256,433.28/156,904.40
  6. Step 6: Final answer
    x = 226,171.20

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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.