Home / 145,350.45-218,057.11-44,140.18

Finding the Fourth Proportional to 145,350.45, 218,057.11 and 44,140.18

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Solution

The fourth proportional to 145,350.45, 218,057.11 and 44,140.18 is: 66,219.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,350.45 : 218,057.11 = 44,140.18 : x
  2. Step 2: Convert to fraction form
    145,350.45/218,057.11 = 44,140.18/x
  3. Step 3: Cross multiply
    145,350.45x = 218,057.11 × 44,140.18
  4. Step 4: Simplify right side
    145,350.45x = 9,625,080,085.68
  5. Step 5: Solve for x
    x = 9,625,080,085.68/145,350.45
  6. Step 6: Final answer
    x = 66,219.82

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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.