Home / 149,140.20-205,577.28-110,310.15

Finding the Fourth Proportional to 149,140.20, 205,577.28 and 110,310.15

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Solution

The fourth proportional to 149,140.20, 205,577.28 and 110,310.15 is: 152,053.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,140.20 : 205,577.28 = 110,310.15 : x
  2. Step 2: Convert to fraction form
    149,140.20/205,577.28 = 110,310.15/x
  3. Step 3: Cross multiply
    149,140.20x = 205,577.28 × 110,310.15
  4. Step 4: Simplify right side
    149,140.20x = 22,677,260,593.39
  5. Step 5: Solve for x
    x = 22,677,260,593.39/149,140.20
  6. Step 6: Final answer
    x = 152,053.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.