Home / 51,897.40-77,846.10-49,622.20

Finding the Fourth Proportional to 51,897.40, 77,846.10 and 49,622.20

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Solution

The fourth proportional to 51,897.40, 77,846.10 and 49,622.20 is: 74,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,897.40 : 77,846.10 = 49,622.20 : x
  2. Step 2: Convert to fraction form
    51,897.40/77,846.10 = 49,622.20/x
  3. Step 3: Cross multiply
    51,897.40x = 77,846.10 × 49,622.20
  4. Step 4: Simplify right side
    51,897.40x = 3,862,894,743.42
  5. Step 5: Solve for x
    x = 3,862,894,743.42/51,897.40
  6. Step 6: Final answer
    x = 74,433.30

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Similar ratio
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1.5x scale

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.