Home / 119,143.95-178,663.44-55,982.04

Finding the Fourth Proportional to 119,143.95, 178,663.44 and 55,982.04

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Solution

The fourth proportional to 119,143.95, 178,663.44 and 55,982.04 is: 83,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,143.95 : 178,663.44 = 55,982.04 : x
  2. Step 2: Convert to fraction form
    119,143.95/178,663.44 = 55,982.04/x
  3. Step 3: Cross multiply
    119,143.95x = 178,663.44 × 55,982.04
  4. Step 4: Simplify right side
    119,143.95x = 10,001,943,844.62
  5. Step 5: Solve for x
    x = 10,001,943,844.62/119,143.95
  6. Step 6: Final answer
    x = 83,948.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.