Home / 88,867.12-122,636.32-48,580.87

Finding the Fourth Proportional to 88,867.12, 122,636.32 and 48,580.87

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Solution

The fourth proportional to 88,867.12, 122,636.32 and 48,580.87 is: 67,041.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,867.12 : 122,636.32 = 48,580.87 : x
  2. Step 2: Convert to fraction form
    88,867.12/122,636.32 = 48,580.87/x
  3. Step 3: Cross multiply
    88,867.12x = 122,636.32 × 48,580.87
  4. Step 4: Simplify right side
    88,867.12x = 5,957,779,119.20
  5. Step 5: Solve for x
    x = 5,957,779,119.20/88,867.12
  6. Step 6: Final answer
    x = 67,041.43

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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.