Home / 51,690.60-77,574.78-35,011.08

Finding the Fourth Proportional to 51,690.60, 77,574.78 and 35,011.08

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Solution

The fourth proportional to 51,690.60, 77,574.78 and 35,011.08 is: 52,542.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,690.60 : 77,574.78 = 35,011.08 : x
  2. Step 2: Convert to fraction form
    51,690.60/77,574.78 = 35,011.08/x
  3. Step 3: Cross multiply
    51,690.60x = 77,574.78 × 35,011.08
  4. Step 4: Simplify right side
    51,690.60x = 2,715,976,828.56
  5. Step 5: Solve for x
    x = 2,715,976,828.56/51,690.60
  6. Step 6: Final answer
    x = 52,542.95

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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.