Home / 47,748.10-65,382.98-45,865.90

Finding the Fourth Proportional to 47,748.10, 65,382.98 and 45,865.90

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Solution

The fourth proportional to 47,748.10, 65,382.98 and 45,865.90 is: 62,805.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,748.10 : 65,382.98 = 45,865.90 : x
  2. Step 2: Convert to fraction form
    47,748.10/65,382.98 = 45,865.90/x
  3. Step 3: Cross multiply
    47,748.10x = 65,382.98 × 45,865.90
  4. Step 4: Simplify right side
    47,748.10x = 2,998,849,222.38
  5. Step 5: Solve for x
    x = 2,998,849,222.38/47,748.10
  6. Step 6: Final answer
    x = 62,805.62

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.