Home / 88,528.10-122,138.76-54,060.26

Finding the Fourth Proportional to 88,528.10, 122,138.76 and 54,060.26

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Solution

The fourth proportional to 88,528.10, 122,138.76 and 54,060.26 is: 74,584.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,528.10 : 122,138.76 = 54,060.26 : x
  2. Step 2: Convert to fraction form
    88,528.10/122,138.76 = 54,060.26/x
  3. Step 3: Cross multiply
    88,528.10x = 122,138.76 × 54,060.26
  4. Step 4: Simplify right side
    88,528.10x = 6,602,852,713.71
  5. Step 5: Solve for x
    x = 6,602,852,713.71/88,528.10
  6. Step 6: Final answer
    x = 74,584.83

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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.