Home / 88,609.20-122,280.62-48,323.04

Finding the Fourth Proportional to 88,609.20, 122,280.62 and 48,323.04

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Solution

The fourth proportional to 88,609.20, 122,280.62 and 48,323.04 is: 66,685.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,609.20 : 122,280.62 = 48,323.04 : x
  2. Step 2: Convert to fraction form
    88,609.20/122,280.62 = 48,323.04/x
  3. Step 3: Cross multiply
    88,609.20x = 122,280.62 × 48,323.04
  4. Step 4: Simplify right side
    88,609.20x = 5,908,971,291.48
  5. Step 5: Solve for x
    x = 5,908,971,291.48/88,609.20
  6. Step 6: Final answer
    x = 66,685.75

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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.