Home / 175,501.12-263,251.48-57,172.28

Finding the Fourth Proportional to 175,501.12, 263,251.48 and 57,172.28

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Solution

The fourth proportional to 175,501.12, 263,251.48 and 57,172.28 is: 85,758.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,501.12 : 263,251.48 = 57,172.28 : x
  2. Step 2: Convert to fraction form
    175,501.12/263,251.48 = 57,172.28/x
  3. Step 3: Cross multiply
    175,501.12x = 263,251.48 × 57,172.28
  4. Step 4: Simplify right side
    175,501.12x = 15,050,687,324.97
  5. Step 5: Solve for x
    x = 15,050,687,324.97/175,501.12
  6. Step 6: Final answer
    x = 85,758.35

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1.5x scale

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.