Home / 100,925.20-151,366.20-44,765.20

Finding the Fourth Proportional to 100,925.20, 151,366.20 and 44,765.20

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Solution

The fourth proportional to 100,925.20, 151,366.20 and 44,765.20 is: 67,138.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,925.20 : 151,366.20 = 44,765.20 : x
  2. Step 2: Convert to fraction form
    100,925.20/151,366.20 = 44,765.20/x
  3. Step 3: Cross multiply
    100,925.20x = 151,366.20 × 44,765.20
  4. Step 4: Simplify right side
    100,925.20x = 6,775,938,216.24
  5. Step 5: Solve for x
    x = 6,775,938,216.24/100,925.20
  6. Step 6: Final answer
    x = 67,138.22

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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.