Home / 119,660.40-179,490.60-116,707.95

Finding the Fourth Proportional to 119,660.40, 179,490.60 and 116,707.95

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Solution

The fourth proportional to 119,660.40, 179,490.60 and 116,707.95 is: 175,061.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,660.40 : 179,490.60 = 116,707.95 : x
  2. Step 2: Convert to fraction form
    119,660.40/179,490.60 = 116,707.95/x
  3. Step 3: Cross multiply
    119,660.40x = 179,490.60 × 116,707.95
  4. Step 4: Simplify right side
    119,660.40x = 20,947,979,970.27
  5. Step 5: Solve for x
    x = 20,947,979,970.27/119,660.40
  6. Step 6: Final answer
    x = 175,061.93

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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.