Home / 111,286.02-153,582.22-62,871.14

Finding the Fourth Proportional to 111,286.02, 153,582.22 and 62,871.14

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Solution

The fourth proportional to 111,286.02, 153,582.22 and 62,871.14 is: 86,766.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,286.02 : 153,582.22 = 62,871.14 : x
  2. Step 2: Convert to fraction form
    111,286.02/153,582.22 = 62,871.14/x
  3. Step 3: Cross multiply
    111,286.02x = 153,582.22 × 62,871.14
  4. Step 4: Simplify right side
    111,286.02x = 9,655,889,255.13
  5. Step 5: Solve for x
    x = 9,655,889,255.13/111,286.02
  6. Step 6: Final answer
    x = 86,766.42

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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.