Home / 88,330.46-121,894.85-48,043.35

Finding the Fourth Proportional to 88,330.46, 121,894.85 and 48,043.35

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Solution

The fourth proportional to 88,330.46, 121,894.85 and 48,043.35 is: 66,299.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,330.46 : 121,894.85 = 48,043.35 : x
  2. Step 2: Convert to fraction form
    88,330.46/121,894.85 = 48,043.35/x
  3. Step 3: Cross multiply
    88,330.46x = 121,894.85 × 48,043.35
  4. Step 4: Simplify right side
    88,330.46x = 5,856,237,061.86
  5. Step 5: Solve for x
    x = 5,856,237,061.86/88,330.46
  6. Step 6: Final answer
    x = 66,299.18

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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.