Home / 119,237.92-178,856.80-30,491.52

Finding the Fourth Proportional to 119,237.92, 178,856.80 and 30,491.52

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Solution

The fourth proportional to 119,237.92, 178,856.80 and 30,491.52 is: 45,737.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,237.92 : 178,856.80 = 30,491.52 : x
  2. Step 2: Convert to fraction form
    119,237.92/178,856.80 = 30,491.52/x
  3. Step 3: Cross multiply
    119,237.92x = 178,856.80 × 30,491.52
  4. Step 4: Simplify right side
    119,237.92x = 5,453,615,694.34
  5. Step 5: Solve for x
    x = 5,453,615,694.34/119,237.92
  6. Step 6: Final answer
    x = 45,737.26

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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.