Home / 88,348.36-121,919.46-48,062.47

Finding the Fourth Proportional to 88,348.36, 121,919.46 and 48,062.47

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Solution

The fourth proportional to 88,348.36, 121,919.46 and 48,062.47 is: 66,325.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,348.36 : 121,919.46 = 48,062.47 : x
  2. Step 2: Convert to fraction form
    88,348.36/121,919.46 = 48,062.47/x
  3. Step 3: Cross multiply
    88,348.36x = 121,919.46 × 48,062.47
  4. Step 4: Simplify right side
    88,348.36x = 5,859,750,388.67
  5. Step 5: Solve for x
    x = 5,859,750,388.67/88,348.36
  6. Step 6: Final answer
    x = 66,325.51

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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.