Home / 119,916.13-179,859.87-93,288.70

Finding the Fourth Proportional to 119,916.13, 179,859.87 and 93,288.70

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Solution

The fourth proportional to 119,916.13, 179,859.87 and 93,288.70 is: 139,921.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,916.13 : 179,859.87 = 93,288.70 : x
  2. Step 2: Convert to fraction form
    119,916.13/179,859.87 = 93,288.70/x
  3. Step 3: Cross multiply
    119,916.13x = 179,859.87 × 93,288.70
  4. Step 4: Simplify right side
    119,916.13x = 16,778,893,454.47
  5. Step 5: Solve for x
    x = 16,778,893,454.47/119,916.13
  6. Step 6: Final answer
    x = 139,921.91

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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.