Home / 68,223.15-94,154.87-38,013.39

Finding the Fourth Proportional to 68,223.15, 94,154.87 and 38,013.39

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Solution

The fourth proportional to 68,223.15, 94,154.87 and 38,013.39 is: 52,462.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,223.15 : 94,154.87 = 38,013.39 : x
  2. Step 2: Convert to fraction form
    68,223.15/94,154.87 = 38,013.39/x
  3. Step 3: Cross multiply
    68,223.15x = 94,154.87 × 38,013.39
  4. Step 4: Simplify right side
    68,223.15x = 3,579,145,888.74
  5. Step 5: Solve for x
    x = 3,579,145,888.74/68,223.15
  6. Step 6: Final answer
    x = 52,462.34

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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.