Home / 175,502.89-263,281.67-57,146.70

Finding the Fourth Proportional to 175,502.89, 263,281.67 and 57,146.70

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Solution

The fourth proportional to 175,502.89, 263,281.67 and 57,146.70 is: 85,728.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,502.89 : 263,281.67 = 57,146.70 : x
  2. Step 2: Convert to fraction form
    175,502.89/263,281.67 = 57,146.70/x
  3. Step 3: Cross multiply
    175,502.89x = 263,281.67 × 57,146.70
  4. Step 4: Simplify right side
    175,502.89x = 15,045,678,610.99
  5. Step 5: Solve for x
    x = 15,045,678,610.99/175,502.89
  6. Step 6: Final answer
    x = 85,728.95

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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.