Home / 86,276.35-119,061.12-48,550.60

Finding the Fourth Proportional to 86,276.35, 119,061.12 and 48,550.60

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Solution

The fourth proportional to 86,276.35, 119,061.12 and 48,550.60 is: 66,999.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,276.35 : 119,061.12 = 48,550.60 : x
  2. Step 2: Convert to fraction form
    86,276.35/119,061.12 = 48,550.60/x
  3. Step 3: Cross multiply
    86,276.35x = 119,061.12 × 48,550.60
  4. Step 4: Simplify right side
    86,276.35x = 5,780,488,812.67
  5. Step 5: Solve for x
    x = 5,780,488,812.67/86,276.35
  6. Step 6: Final answer
    x = 66,999.69

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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.