Home / 179,052.70-247,080.66-102,572.14

Finding the Fourth Proportional to 179,052.70, 247,080.66 and 102,572.14

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Solution

The fourth proportional to 179,052.70, 247,080.66 and 102,572.14 is: 141,542.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,052.70 : 247,080.66 = 102,572.14 : x
  2. Step 2: Convert to fraction form
    179,052.70/247,080.66 = 102,572.14/x
  3. Step 3: Cross multiply
    179,052.70x = 247,080.66 × 102,572.14
  4. Step 4: Simplify right side
    179,052.70x = 25,343,592,048.81
  5. Step 5: Solve for x
    x = 25,343,592,048.81/179,052.70
  6. Step 6: Final answer
    x = 141,542.64

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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.