Home / 88,886.28-122,693.94-51,175.56

Finding the Fourth Proportional to 88,886.28, 122,693.94 and 51,175.56

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Solution

The fourth proportional to 88,886.28, 122,693.94 and 51,175.56 is: 70,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,886.28 : 122,693.94 = 51,175.56 : x
  2. Step 2: Convert to fraction form
    88,886.28/122,693.94 = 51,175.56/x
  3. Step 3: Cross multiply
    88,886.28x = 122,693.94 × 51,175.56
  4. Step 4: Simplify right side
    88,886.28x = 6,278,931,088.11
  5. Step 5: Solve for x
    x = 6,278,931,088.11/88,886.28
  6. Step 6: Final answer
    x = 70,640.05

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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.