Home / 86,718.45-130,077.69-24,388.95

Finding the Fourth Proportional to 86,718.45, 130,077.69 and 24,388.95

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Solution

The fourth proportional to 86,718.45, 130,077.69 and 24,388.95 is: 36,583.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,718.45 : 130,077.69 = 24,388.95 : x
  2. Step 2: Convert to fraction form
    86,718.45/130,077.69 = 24,388.95/x
  3. Step 3: Cross multiply
    86,718.45x = 130,077.69 × 24,388.95
  4. Step 4: Simplify right side
    86,718.45x = 3,172,458,277.53
  5. Step 5: Solve for x
    x = 3,172,458,277.53/86,718.45
  6. Step 6: Final answer
    x = 36,583.43

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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.