Home / 77,031.41-115,559.46-24,436.89

Finding the Fourth Proportional to 77,031.41, 115,559.46 and 24,436.89

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Solution

The fourth proportional to 77,031.41, 115,559.46 and 24,436.89 is: 36,659.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,031.41 : 115,559.46 = 24,436.89 : x
  2. Step 2: Convert to fraction form
    77,031.41/115,559.46 = 24,436.89/x
  3. Step 3: Cross multiply
    77,031.41x = 115,559.46 × 24,436.89
  4. Step 4: Simplify right side
    77,031.41x = 2,823,913,812.48
  5. Step 5: Solve for x
    x = 2,823,913,812.48/77,031.41
  6. Step 6: Final answer
    x = 36,659.25

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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.