Home / 179,417.28-247,584-107,754.72

Finding the Fourth Proportional to 179,417.28, 247,584 and 107,754.72

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Solution

The fourth proportional to 179,417.28, 247,584 and 107,754.72 is: 148,694.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,417.28 : 247,584 = 107,754.72 : x
  2. Step 2: Convert to fraction form
    179,417.28/247,584 = 107,754.72/x
  3. Step 3: Cross multiply
    179,417.28x = 247,584 × 107,754.72
  4. Step 4: Simplify right side
    179,417.28x = 26,678,344,596.48
  5. Step 5: Solve for x
    x = 26,678,344,596.48/179,417.28
  6. Step 6: Final answer
    x = 148,694.40

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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.