Home / 53,320.08-79,865.10-25,197.69

Finding the Fourth Proportional to 53,320.08, 79,865.10 and 25,197.69

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Solution

The fourth proportional to 53,320.08, 79,865.10 and 25,197.69 is: 37,742.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,320.08 : 79,865.10 = 25,197.69 : x
  2. Step 2: Convert to fraction form
    53,320.08/79,865.10 = 25,197.69/x
  3. Step 3: Cross multiply
    53,320.08x = 79,865.10 × 25,197.69
  4. Step 4: Simplify right side
    53,320.08x = 2,012,416,031.62
  5. Step 5: Solve for x
    x = 2,012,416,031.62/53,320.08
  6. Step 6: Final answer
    x = 37,742.18

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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.