Home / 86,353.32-119,154.06-48,100.88

Finding the Fourth Proportional to 86,353.32, 119,154.06 and 48,100.88

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Solution

The fourth proportional to 86,353.32, 119,154.06 and 48,100.88 is: 66,371.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,353.32 : 119,154.06 = 48,100.88 : x
  2. Step 2: Convert to fraction form
    86,353.32/119,154.06 = 48,100.88/x
  3. Step 3: Cross multiply
    86,353.32x = 119,154.06 × 48,100.88
  4. Step 4: Simplify right side
    86,353.32x = 5,731,415,141.57
  5. Step 5: Solve for x
    x = 5,731,415,141.57/86,353.32
  6. Step 6: Final answer
    x = 66,371.68

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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.