Home / 149,785.20-224,616.06-60,978.60

Finding the Fourth Proportional to 149,785.20, 224,616.06 and 60,978.60

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Solution

The fourth proportional to 149,785.20, 224,616.06 and 60,978.60 is: 91,442.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,785.20 : 224,616.06 = 60,978.60 : x
  2. Step 2: Convert to fraction form
    149,785.20/224,616.06 = 60,978.60/x
  3. Step 3: Cross multiply
    149,785.20x = 224,616.06 × 60,978.60
  4. Step 4: Simplify right side
    149,785.20x = 13,696,772,876.32
  5. Step 5: Solve for x
    x = 13,696,772,876.32/149,785.20
  6. Step 6: Final answer
    x = 91,442.77

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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.