Home / 207,057.15-310,595.76-57,294.14

Finding the Fourth Proportional to 207,057.15, 310,595.76 and 57,294.14

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Solution

The fourth proportional to 207,057.15, 310,595.76 and 57,294.14 is: 85,943.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,057.15 : 310,595.76 = 57,294.14 : x
  2. Step 2: Convert to fraction form
    207,057.15/310,595.76 = 57,294.14/x
  3. Step 3: Cross multiply
    207,057.15x = 310,595.76 × 57,294.14
  4. Step 4: Simplify right side
    207,057.15x = 17,795,315,403.87
  5. Step 5: Solve for x
    x = 17,795,315,403.87/207,057.15
  6. Step 6: Final answer
    x = 85,943.98

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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.