Home / 114,870.66-172,306.14-55,715.04

Finding the Fourth Proportional to 114,870.66, 172,306.14 and 55,715.04

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Solution

The fourth proportional to 114,870.66, 172,306.14 and 55,715.04 is: 83,572.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,870.66 : 172,306.14 = 55,715.04 : x
  2. Step 2: Convert to fraction form
    114,870.66/172,306.14 = 55,715.04/x
  3. Step 3: Cross multiply
    114,870.66x = 172,306.14 × 55,715.04
  4. Step 4: Simplify right side
    114,870.66x = 9,600,043,273.41
  5. Step 5: Solve for x
    x = 9,600,043,273.41/114,870.66
  6. Step 6: Final answer
    x = 83,572.63

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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.