Home / 88,947.84-133,307.20-66,586.08

Finding the Fourth Proportional to 88,947.84, 133,307.20 and 66,586.08

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Solution

The fourth proportional to 88,947.84, 133,307.20 and 66,586.08 is: 99,793.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,947.84 : 133,307.20 = 66,586.08 : x
  2. Step 2: Convert to fraction form
    88,947.84/133,307.20 = 66,586.08/x
  3. Step 3: Cross multiply
    88,947.84x = 133,307.20 × 66,586.08
  4. Step 4: Simplify right side
    88,947.84x = 8,876,403,883.78
  5. Step 5: Solve for x
    x = 8,876,403,883.78/88,947.84
  6. Step 6: Final answer
    x = 99,793.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.