Home / 103,176.32-154,074.40-88,229.12

Finding the Fourth Proportional to 103,176.32, 154,074.40 and 88,229.12

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Solution

The fourth proportional to 103,176.32, 154,074.40 and 88,229.12 is: 131,753.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,176.32 : 154,074.40 = 88,229.12 : x
  2. Step 2: Convert to fraction form
    103,176.32/154,074.40 = 88,229.12/x
  3. Step 3: Cross multiply
    103,176.32x = 154,074.40 × 88,229.12
  4. Step 4: Simplify right side
    103,176.32x = 13,593,848,726.53
  5. Step 5: Solve for x
    x = 13,593,848,726.53/103,176.32
  6. Step 6: Final answer
    x = 131,753.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.