Home / 86,461.88-119,319.21-48,736.13

Finding the Fourth Proportional to 86,461.88, 119,319.21 and 48,736.13

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Solution

The fourth proportional to 86,461.88, 119,319.21 and 48,736.13 is: 67,256.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,461.88 : 119,319.21 = 48,736.13 : x
  2. Step 2: Convert to fraction form
    86,461.88/119,319.21 = 48,736.13/x
  3. Step 3: Cross multiply
    86,461.88x = 119,319.21 × 48,736.13
  4. Step 4: Simplify right side
    86,461.88x = 5,815,155,933.46
  5. Step 5: Solve for x
    x = 5,815,155,933.46/86,461.88
  6. Step 6: Final answer
    x = 67,256.88

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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.