Home / 156,307.20-234,460.80-149,481.60

Finding the Fourth Proportional to 156,307.20, 234,460.80 and 149,481.60

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Solution

The fourth proportional to 156,307.20, 234,460.80 and 149,481.60 is: 224,222.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,307.20 : 234,460.80 = 149,481.60 : x
  2. Step 2: Convert to fraction form
    156,307.20/234,460.80 = 149,481.60/x
  3. Step 3: Cross multiply
    156,307.20x = 234,460.80 × 149,481.60
  4. Step 4: Simplify right side
    156,307.20x = 35,047,575,521.28
  5. Step 5: Solve for x
    x = 35,047,575,521.28/156,307.20
  6. Step 6: Final answer
    x = 224,222.40

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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.