Home / 86,468.89-119,316.45-48,219.48

Finding the Fourth Proportional to 86,468.89, 119,316.45 and 48,219.48

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Solution

The fourth proportional to 86,468.89, 119,316.45 and 48,219.48 is: 66,536.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,468.89 : 119,316.45 = 48,219.48 : x
  2. Step 2: Convert to fraction form
    86,468.89/119,316.45 = 48,219.48/x
  3. Step 3: Cross multiply
    86,468.89x = 119,316.45 × 48,219.48
  4. Step 4: Simplify right side
    86,468.89x = 5,753,377,174.45
  5. Step 5: Solve for x
    x = 5,753,377,174.45/86,468.89
  6. Step 6: Final answer
    x = 66,536.96

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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.