Home / 88,288.38-121,837.86-48,002.04

Finding the Fourth Proportional to 88,288.38, 121,837.86 and 48,002.04

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Solution

The fourth proportional to 88,288.38, 121,837.86 and 48,002.04 is: 66,242.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,288.38 : 121,837.86 = 48,002.04 : x
  2. Step 2: Convert to fraction form
    88,288.38/121,837.86 = 48,002.04/x
  3. Step 3: Cross multiply
    88,288.38x = 121,837.86 × 48,002.04
  4. Step 4: Simplify right side
    88,288.38x = 5,848,465,829.23
  5. Step 5: Solve for x
    x = 5,848,465,829.23/88,288.38
  6. Step 6: Final answer
    x = 66,242.76

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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.