Home / 88,521.87-122,160.20-48,235.64

Finding the Fourth Proportional to 88,521.87, 122,160.20 and 48,235.64

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Solution

The fourth proportional to 88,521.87, 122,160.20 and 48,235.64 is: 66,565.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,521.87 : 122,160.20 = 48,235.64 : x
  2. Step 2: Convert to fraction form
    88,521.87/122,160.20 = 48,235.64/x
  3. Step 3: Cross multiply
    88,521.87x = 122,160.20 × 48,235.64
  4. Step 4: Simplify right side
    88,521.87x = 5,892,475,429.53
  5. Step 5: Solve for x
    x = 5,892,475,429.53/88,521.87
  6. Step 6: Final answer
    x = 66,565.19

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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.