Home / 119,875.96-178,902.41-106,590.28

Finding the Fourth Proportional to 119,875.96, 178,902.41 and 106,590.28

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Solution

The fourth proportional to 119,875.96, 178,902.41 and 106,590.28 is: 159,074.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,875.96 : 178,902.41 = 106,590.28 : x
  2. Step 2: Convert to fraction form
    119,875.96/178,902.41 = 106,590.28/x
  3. Step 3: Cross multiply
    119,875.96x = 178,902.41 × 106,590.28
  4. Step 4: Simplify right side
    119,875.96x = 19,069,257,974.57
  5. Step 5: Solve for x
    x = 19,069,257,974.57/119,875.96
  6. Step 6: Final answer
    x = 159,074.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.