Home / 154,356.72-231,532.25-42,035.24

Finding the Fourth Proportional to 154,356.72, 231,532.25 and 42,035.24

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Solution

The fourth proportional to 154,356.72, 231,532.25 and 42,035.24 is: 63,052.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,356.72 : 231,532.25 = 42,035.24 : x
  2. Step 2: Convert to fraction form
    154,356.72/231,532.25 = 42,035.24/x
  3. Step 3: Cross multiply
    154,356.72x = 231,532.25 × 42,035.24
  4. Step 4: Simplify right side
    154,356.72x = 9,732,512,328.65
  5. Step 5: Solve for x
    x = 9,732,512,328.65/154,356.72
  6. Step 6: Final answer
    x = 63,052.08

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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.