Home / 175,565.40-263,348.10-155,226.30

Finding the Fourth Proportional to 175,565.40, 263,348.10 and 155,226.30

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Solution

The fourth proportional to 175,565.40, 263,348.10 and 155,226.30 is: 232,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,565.40 : 263,348.10 = 155,226.30 : x
  2. Step 2: Convert to fraction form
    175,565.40/263,348.10 = 155,226.30/x
  3. Step 3: Cross multiply
    175,565.40x = 263,348.10 × 155,226.30
  4. Step 4: Simplify right side
    175,565.40x = 40,878,551,175.03
  5. Step 5: Solve for x
    x = 40,878,551,175.03/175,565.40
  6. Step 6: Final answer
    x = 232,839.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.