Home / 88,534.50-122,177.61-48,790.50

Finding the Fourth Proportional to 88,534.50, 122,177.61 and 48,790.50

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Solution

The fourth proportional to 88,534.50, 122,177.61 and 48,790.50 is: 67,330.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,534.50 : 122,177.61 = 48,790.50 : x
  2. Step 2: Convert to fraction form
    88,534.50/122,177.61 = 48,790.50/x
  3. Step 3: Cross multiply
    88,534.50x = 122,177.61 × 48,790.50
  4. Step 4: Simplify right side
    88,534.50x = 5,961,106,680.71
  5. Step 5: Solve for x
    x = 5,961,106,680.71/88,534.50
  6. Step 6: Final answer
    x = 67,330.89

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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.