Home / 115,436.84-172,958.16-62,752.28

Finding the Fourth Proportional to 115,436.84, 172,958.16 and 62,752.28

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Solution

The fourth proportional to 115,436.84, 172,958.16 and 62,752.28 is: 94,021.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,436.84 : 172,958.16 = 62,752.28 : x
  2. Step 2: Convert to fraction form
    115,436.84/172,958.16 = 62,752.28/x
  3. Step 3: Cross multiply
    115,436.84x = 172,958.16 × 62,752.28
  4. Step 4: Simplify right side
    115,436.84x = 10,853,518,884.60
  5. Step 5: Solve for x
    x = 10,853,518,884.60/115,436.84
  6. Step 6: Final answer
    x = 94,021.28

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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.