Home / 51,446.02-77,153.30-18,158.32

Finding the Fourth Proportional to 51,446.02, 77,153.30 and 18,158.32

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Solution

The fourth proportional to 51,446.02, 77,153.30 and 18,158.32 is: 27,231.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,446.02 : 77,153.30 = 18,158.32 : x
  2. Step 2: Convert to fraction form
    51,446.02/77,153.30 = 18,158.32/x
  3. Step 3: Cross multiply
    51,446.02x = 77,153.30 × 18,158.32
  4. Step 4: Simplify right side
    51,446.02x = 1,400,974,310.46
  5. Step 5: Solve for x
    x = 1,400,974,310.46/51,446.02
  6. Step 6: Final answer
    x = 27,231.93

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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.