Home / 150,731.50-208,010.28-94,175.68

Finding the Fourth Proportional to 150,731.50, 208,010.28 and 94,175.68

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Solution

The fourth proportional to 150,731.50, 208,010.28 and 94,175.68 is: 129,962.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,731.50 : 208,010.28 = 94,175.68 : x
  2. Step 2: Convert to fraction form
    150,731.50/208,010.28 = 94,175.68/x
  3. Step 3: Cross multiply
    150,731.50x = 208,010.28 × 94,175.68
  4. Step 4: Simplify right side
    150,731.50x = 19,589,509,565.99
  5. Step 5: Solve for x
    x = 19,589,509,565.99/150,731.50
  6. Step 6: Final answer
    x = 129,962.94

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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.