Home / 150,342.32-225,350.46-75,281.51

Finding the Fourth Proportional to 150,342.32, 225,350.46 and 75,281.51

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Solution

The fourth proportional to 150,342.32, 225,350.46 and 75,281.51 is: 112,840.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,342.32 : 225,350.46 = 75,281.51 : x
  2. Step 2: Convert to fraction form
    150,342.32/225,350.46 = 75,281.51/x
  3. Step 3: Cross multiply
    150,342.32x = 225,350.46 × 75,281.51
  4. Step 4: Simplify right side
    150,342.32x = 16,964,721,781.24
  5. Step 5: Solve for x
    x = 16,964,721,781.24/150,342.32
  6. Step 6: Final answer
    x = 112,840.63

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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.