Home / 88,282.98-121,829.22-47,996.40

Finding the Fourth Proportional to 88,282.98, 121,829.22 and 47,996.40

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Solution

The fourth proportional to 88,282.98, 121,829.22 and 47,996.40 is: 66,234.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,282.98 : 121,829.22 = 47,996.40 : x
  2. Step 2: Convert to fraction form
    88,282.98/121,829.22 = 47,996.40/x
  3. Step 3: Cross multiply
    88,282.98x = 121,829.22 × 47,996.40
  4. Step 4: Simplify right side
    88,282.98x = 5,847,363,974.81
  5. Step 5: Solve for x
    x = 5,847,363,974.81/88,282.98
  6. Step 6: Final answer
    x = 66,234.33

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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.