Home / 86,735.04-119,691-49,010.04

Finding the Fourth Proportional to 86,735.04, 119,691 and 49,010.04

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Solution

The fourth proportional to 86,735.04, 119,691 and 49,010.04 is: 67,631.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,735.04 : 119,691 = 49,010.04 : x
  2. Step 2: Convert to fraction form
    86,735.04/119,691 = 49,010.04/x
  3. Step 3: Cross multiply
    86,735.04x = 119,691 × 49,010.04
  4. Step 4: Simplify right side
    86,735.04x = 5,866,060,697.64
  5. Step 5: Solve for x
    x = 5,866,060,697.64/86,735.04
  6. Step 6: Final answer
    x = 67,631.96

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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.