Home / 150,334.31-225,575.56-70,377.69

Finding the Fourth Proportional to 150,334.31, 225,575.56 and 70,377.69

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Solution

The fourth proportional to 150,334.31, 225,575.56 and 70,377.69 is: 105,601.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,334.31 : 225,575.56 = 70,377.69 : x
  2. Step 2: Convert to fraction form
    150,334.31/225,575.56 = 70,377.69/x
  3. Step 3: Cross multiply
    150,334.31x = 225,575.56 × 70,377.69
  4. Step 4: Simplify right side
    150,334.31x = 15,875,486,833.26
  5. Step 5: Solve for x
    x = 15,875,486,833.26/150,334.31
  6. Step 6: Final answer
    x = 105,601.22

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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.