Home / 52,752.88-79,147.62-30,585.52

Finding the Fourth Proportional to 52,752.88, 79,147.62 and 30,585.52

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Solution

The fourth proportional to 52,752.88, 79,147.62 and 30,585.52 is: 45,888.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,752.88 : 79,147.62 = 30,585.52 : x
  2. Step 2: Convert to fraction form
    52,752.88/79,147.62 = 30,585.52/x
  3. Step 3: Cross multiply
    52,752.88x = 79,147.62 × 30,585.52
  4. Step 4: Simplify right side
    52,752.88x = 2,420,771,114.46
  5. Step 5: Solve for x
    x = 2,420,771,114.46/52,752.88
  6. Step 6: Final answer
    x = 45,888.89

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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.