Home / 251,952.06-377,981.40-83,462.85

Finding the Fourth Proportional to 251,952.06, 377,981.40 and 83,462.85

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Solution

The fourth proportional to 251,952.06, 377,981.40 and 83,462.85 is: 125,211.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,952.06 : 377,981.40 = 83,462.85 : x
  2. Step 2: Convert to fraction form
    251,952.06/377,981.40 = 83,462.85/x
  3. Step 3: Cross multiply
    251,952.06x = 377,981.40 × 83,462.85
  4. Step 4: Simplify right side
    251,952.06x = 31,547,404,890.99
  5. Step 5: Solve for x
    x = 31,547,404,890.99/251,952.06
  6. Step 6: Final answer
    x = 125,211.93

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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.