Home / 88,098.84-121,577.76-51,825.96

Finding the Fourth Proportional to 88,098.84, 121,577.76 and 51,825.96

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Solution

The fourth proportional to 88,098.84, 121,577.76 and 51,825.96 is: 71,520.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,098.84 : 121,577.76 = 51,825.96 : x
  2. Step 2: Convert to fraction form
    88,098.84/121,577.76 = 51,825.96/x
  3. Step 3: Cross multiply
    88,098.84x = 121,577.76 × 51,825.96
  4. Step 4: Simplify right side
    88,098.84x = 6,300,884,126.65
  5. Step 5: Solve for x
    x = 6,300,884,126.65/88,098.84
  6. Step 6: Final answer
    x = 71,520.63

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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.