Home / 88,026.72-121,476.32-47,741.44

Finding the Fourth Proportional to 88,026.72, 121,476.32 and 47,741.44

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Solution

The fourth proportional to 88,026.72, 121,476.32 and 47,741.44 is: 65,882.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,026.72 : 121,476.32 = 47,741.44 : x
  2. Step 2: Convert to fraction form
    88,026.72/121,476.32 = 47,741.44/x
  3. Step 3: Cross multiply
    88,026.72x = 121,476.32 × 47,741.44
  4. Step 4: Simplify right side
    88,026.72x = 5,799,454,442.70
  5. Step 5: Solve for x
    x = 5,799,454,442.70/88,026.72
  6. Step 6: Final answer
    x = 65,882.89

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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.