Home / 162,701.16-224,532.27-91,080.78

Finding the Fourth Proportional to 162,701.16, 224,532.27 and 91,080.78

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Solution

The fourth proportional to 162,701.16, 224,532.27 and 91,080.78 is: 125,694.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,701.16 : 224,532.27 = 91,080.78 : x
  2. Step 2: Convert to fraction form
    162,701.16/224,532.27 = 91,080.78/x
  3. Step 3: Cross multiply
    162,701.16x = 224,532.27 × 91,080.78
  4. Step 4: Simplify right side
    162,701.16x = 20,450,574,286.77
  5. Step 5: Solve for x
    x = 20,450,574,286.77/162,701.16
  6. Step 6: Final answer
    x = 125,694.09

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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.