Home / 77,277.72-115,923.06-24,686.04

Finding the Fourth Proportional to 77,277.72, 115,923.06 and 24,686.04

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Solution

The fourth proportional to 77,277.72, 115,923.06 and 24,686.04 is: 37,031.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,277.72 : 115,923.06 = 24,686.04 : x
  2. Step 2: Convert to fraction form
    77,277.72/115,923.06 = 24,686.04/x
  3. Step 3: Cross multiply
    77,277.72x = 115,923.06 × 24,686.04
  4. Step 4: Simplify right side
    77,277.72x = 2,861,681,296.08
  5. Step 5: Solve for x
    x = 2,861,681,296.08/77,277.72
  6. Step 6: Final answer
    x = 37,031.13

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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.