Home / 51,758.20-77,637.30-48,696.40

Finding the Fourth Proportional to 51,758.20, 77,637.30 and 48,696.40

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Solution

The fourth proportional to 51,758.20, 77,637.30 and 48,696.40 is: 73,044.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,758.20 : 77,637.30 = 48,696.40 : x
  2. Step 2: Convert to fraction form
    51,758.20/77,637.30 = 48,696.40/x
  3. Step 3: Cross multiply
    51,758.20x = 77,637.30 × 48,696.40
  4. Step 4: Simplify right side
    51,758.20x = 3,780,657,015.72
  5. Step 5: Solve for x
    x = 3,780,657,015.72/51,758.20
  6. Step 6: Final answer
    x = 73,044.60

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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.