Home / 49,143.02-73,714.32-14,082.57

Finding the Fourth Proportional to 49,143.02, 73,714.32 and 14,082.57

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Solution

The fourth proportional to 49,143.02, 73,714.32 and 14,082.57 is: 21,123.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,143.02 : 73,714.32 = 14,082.57 : x
  2. Step 2: Convert to fraction form
    49,143.02/73,714.32 = 14,082.57/x
  3. Step 3: Cross multiply
    49,143.02x = 73,714.32 × 14,082.57
  4. Step 4: Simplify right side
    49,143.02x = 1,038,087,071.40
  5. Step 5: Solve for x
    x = 1,038,087,071.40/49,143.02
  6. Step 6: Final answer
    x = 21,123.80

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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.