Home / 88,317.60-121,879.72-48,032.16

Finding the Fourth Proportional to 88,317.60, 121,879.72 and 48,032.16

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Solution

The fourth proportional to 88,317.60, 121,879.72 and 48,032.16 is: 66,285.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,317.60 : 121,879.72 = 48,032.16 : x
  2. Step 2: Convert to fraction form
    88,317.60/121,879.72 = 48,032.16/x
  3. Step 3: Cross multiply
    88,317.60x = 121,879.72 × 48,032.16
  4. Step 4: Simplify right side
    88,317.60x = 5,854,146,211.80
  5. Step 5: Solve for x
    x = 5,854,146,211.80/88,317.60
  6. Step 6: Final answer
    x = 66,285.16

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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.