Home / 88,774.51-122,508.20-48,488.29

Finding the Fourth Proportional to 88,774.51, 122,508.20 and 48,488.29

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Solution

The fourth proportional to 88,774.51, 122,508.20 and 48,488.29 is: 66,913.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,774.51 : 122,508.20 = 48,488.29 : x
  2. Step 2: Convert to fraction form
    88,774.51/122,508.20 = 48,488.29/x
  3. Step 3: Cross multiply
    88,774.51x = 122,508.20 × 48,488.29
  4. Step 4: Simplify right side
    88,774.51x = 5,940,212,637.66
  5. Step 5: Solve for x
    x = 5,940,212,637.66/88,774.51
  6. Step 6: Final answer
    x = 66,913.49

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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.