Home / 88,522.10-122,158.92-48,236.21

Finding the Fourth Proportional to 88,522.10, 122,158.92 and 48,236.21

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Solution

The fourth proportional to 88,522.10, 122,158.92 and 48,236.21 is: 66,565.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,522.10 : 122,158.92 = 48,236.21 : x
  2. Step 2: Convert to fraction form
    88,522.10/122,158.92 = 48,236.21/x
  3. Step 3: Cross multiply
    88,522.10x = 122,158.92 × 48,236.21
  4. Step 4: Simplify right side
    88,522.10x = 5,892,483,318.49
  5. Step 5: Solve for x
    x = 5,892,483,318.49/88,522.10
  6. Step 6: Final answer
    x = 66,565.11

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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.