Home / 86,363.20-119,179.02-48,122.92

Finding the Fourth Proportional to 86,363.20, 119,179.02 and 48,122.92

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Solution

The fourth proportional to 86,363.20, 119,179.02 and 48,122.92 is: 66,408.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,363.20 : 119,179.02 = 48,122.92 : x
  2. Step 2: Convert to fraction form
    86,363.20/119,179.02 = 48,122.92/x
  3. Step 3: Cross multiply
    86,363.20x = 119,179.02 × 48,122.92
  4. Step 4: Simplify right side
    86,363.20x = 5,735,242,445.14
  5. Step 5: Solve for x
    x = 5,735,242,445.14/86,363.20
  6. Step 6: Final answer
    x = 66,408.41

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1.5x scale

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.