Home / 183,586.02-253,348.12-103,013.90

Finding the Fourth Proportional to 183,586.02, 253,348.12 and 103,013.90

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Solution

The fourth proportional to 183,586.02, 253,348.12 and 103,013.90 is: 142,158.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,586.02 : 253,348.12 = 103,013.90 : x
  2. Step 2: Convert to fraction form
    183,586.02/253,348.12 = 103,013.90/x
  3. Step 3: Cross multiply
    183,586.02x = 253,348.12 × 103,013.90
  4. Step 4: Simplify right side
    183,586.02x = 26,098,377,898.87
  5. Step 5: Solve for x
    x = 26,098,377,898.87/183,586.02
  6. Step 6: Final answer
    x = 142,158.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.