Home / 119,132.36-178,646.06-55,970.42

Finding the Fourth Proportional to 119,132.36, 178,646.06 and 55,970.42

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Solution

The fourth proportional to 119,132.36, 178,646.06 and 55,970.42 is: 83,930.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,132.36 : 178,646.06 = 55,970.42 : x
  2. Step 2: Convert to fraction form
    119,132.36/178,646.06 = 55,970.42/x
  3. Step 3: Cross multiply
    119,132.36x = 178,646.06 × 55,970.42
  4. Step 4: Simplify right side
    119,132.36x = 9,998,895,176.31
  5. Step 5: Solve for x
    x = 9,998,895,176.31/119,132.36
  6. Step 6: Final answer
    x = 83,930.98

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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.