Home / 207,234.09-310,851.12-57,474.38

Finding the Fourth Proportional to 207,234.09, 310,851.12 and 57,474.38

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Solution

The fourth proportional to 207,234.09, 310,851.12 and 57,474.38 is: 86,211.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,234.09 : 310,851.12 = 57,474.38 : x
  2. Step 2: Convert to fraction form
    207,234.09/310,851.12 = 57,474.38/x
  3. Step 3: Cross multiply
    207,234.09x = 310,851.12 × 57,474.38
  4. Step 4: Simplify right side
    207,234.09x = 17,865,974,862.06
  5. Step 5: Solve for x
    x = 17,865,974,862.06/207,234.09
  6. Step 6: Final answer
    x = 86,211.56

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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.