Home / 88,776.16-122,368.80-60,086.77

Finding the Fourth Proportional to 88,776.16, 122,368.80 and 60,086.77

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Solution

The fourth proportional to 88,776.16, 122,368.80 and 60,086.77 is: 82,823.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,776.16 : 122,368.80 = 60,086.77 : x
  2. Step 2: Convert to fraction form
    88,776.16/122,368.80 = 60,086.77/x
  3. Step 3: Cross multiply
    88,776.16x = 122,368.80 × 60,086.77
  4. Step 4: Simplify right side
    88,776.16x = 7,352,745,940.78
  5. Step 5: Solve for x
    x = 7,352,745,940.78/88,776.16
  6. Step 6: Final answer
    x = 82,823.43

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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.