Home / 179,678.24-247,957.14-99,107.94

Finding the Fourth Proportional to 179,678.24, 247,957.14 and 99,107.94

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Solution

The fourth proportional to 179,678.24, 247,957.14 and 99,107.94 is: 136,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,678.24 : 247,957.14 = 99,107.94 : x
  2. Step 2: Convert to fraction form
    179,678.24/247,957.14 = 99,107.94/x
  3. Step 3: Cross multiply
    179,678.24x = 247,957.14 × 99,107.94
  4. Step 4: Simplify right side
    179,678.24x = 24,574,521,353.69
  5. Step 5: Solve for x
    x = 24,574,521,353.69/179,678.24
  6. Step 6: Final answer
    x = 136,769.60

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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.