Home / 86,402.82-119,230.88-48,161.10

Finding the Fourth Proportional to 86,402.82, 119,230.88 and 48,161.10

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Solution

The fourth proportional to 86,402.82, 119,230.88 and 48,161.10 is: 66,459.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,402.82 : 119,230.88 = 48,161.10 : x
  2. Step 2: Convert to fraction form
    86,402.82/119,230.88 = 48,161.10/x
  3. Step 3: Cross multiply
    86,402.82x = 119,230.88 × 48,161.10
  4. Step 4: Simplify right side
    86,402.82x = 5,742,290,334.77
  5. Step 5: Solve for x
    x = 5,742,290,334.77/86,402.82
  6. Step 6: Final answer
    x = 66,459.52

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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.