Home / 150,066.81-225,017.13-61,382.61

Finding the Fourth Proportional to 150,066.81, 225,017.13 and 61,382.61

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Solution

The fourth proportional to 150,066.81, 225,017.13 and 61,382.61 is: 92,039.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,066.81 : 225,017.13 = 61,382.61 : x
  2. Step 2: Convert to fraction form
    150,066.81/225,017.13 = 61,382.61/x
  3. Step 3: Cross multiply
    150,066.81x = 225,017.13 × 61,382.61
  4. Step 4: Simplify right side
    150,066.81x = 13,812,138,734.11
  5. Step 5: Solve for x
    x = 13,812,138,734.11/150,066.81
  6. Step 6: Final answer
    x = 92,039.93

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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.