Home / 86,734.71-119,650.05-58,055.58

Finding the Fourth Proportional to 86,734.71, 119,650.05 and 58,055.58

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Solution

The fourth proportional to 86,734.71, 119,650.05 and 58,055.58 is: 80,087.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,734.71 : 119,650.05 = 58,055.58 : x
  2. Step 2: Convert to fraction form
    86,734.71/119,650.05 = 58,055.58/x
  3. Step 3: Cross multiply
    86,734.71x = 119,650.05 × 58,055.58
  4. Step 4: Simplify right side
    86,734.71x = 6,946,353,049.78
  5. Step 5: Solve for x
    x = 6,946,353,049.78/86,734.71
  6. Step 6: Final answer
    x = 80,087.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.