Home / 144,162.16-198,930.54-93,176.44

Finding the Fourth Proportional to 144,162.16, 198,930.54 and 93,176.44

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Solution

The fourth proportional to 144,162.16, 198,930.54 and 93,176.44 is: 128,574.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,162.16 : 198,930.54 = 93,176.44 : x
  2. Step 2: Convert to fraction form
    144,162.16/198,930.54 = 93,176.44/x
  3. Step 3: Cross multiply
    144,162.16x = 198,930.54 × 93,176.44
  4. Step 4: Simplify right side
    144,162.16x = 18,535,639,524.48
  5. Step 5: Solve for x
    x = 18,535,639,524.48/144,162.16
  6. Step 6: Final answer
    x = 128,574.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.