Home / 101,949.93-152,925-38,755.20

Finding the Fourth Proportional to 101,949.93, 152,925 and 38,755.20

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Solution

The fourth proportional to 101,949.93, 152,925 and 38,755.20 is: 58,132.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,949.93 : 152,925 = 38,755.20 : x
  2. Step 2: Convert to fraction form
    101,949.93/152,925 = 38,755.20/x
  3. Step 3: Cross multiply
    101,949.93x = 152,925 × 38,755.20
  4. Step 4: Simplify right side
    101,949.93x = 5,926,638,960
  5. Step 5: Solve for x
    x = 5,926,638,960/101,949.93
  6. Step 6: Final answer
    x = 58,132.84

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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.