Home / 269,931.28-372,505.20-150,699.28

Finding the Fourth Proportional to 269,931.28, 372,505.20 and 150,699.28

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Solution

The fourth proportional to 269,931.28, 372,505.20 and 150,699.28 is: 207,965.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,931.28 : 372,505.20 = 150,699.28 : x
  2. Step 2: Convert to fraction form
    269,931.28/372,505.20 = 150,699.28/x
  3. Step 3: Cross multiply
    269,931.28x = 372,505.20 × 150,699.28
  4. Step 4: Simplify right side
    269,931.28x = 56,136,265,436.26
  5. Step 5: Solve for x
    x = 56,136,265,436.26/269,931.28
  6. Step 6: Final answer
    x = 207,965.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.