Home / 163,937.48-226,237.55-91,345.28

Finding the Fourth Proportional to 163,937.48, 226,237.55 and 91,345.28

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Solution

The fourth proportional to 163,937.48, 226,237.55 and 91,345.28 is: 126,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,937.48 : 226,237.55 = 91,345.28 : x
  2. Step 2: Convert to fraction form
    163,937.48/226,237.55 = 91,345.28/x
  3. Step 3: Cross multiply
    163,937.48x = 226,237.55 × 91,345.28
  4. Step 4: Simplify right side
    163,937.48x = 20,665,730,763.35
  5. Step 5: Solve for x
    x = 20,665,730,763.35/163,937.48
  6. Step 6: Final answer
    x = 126,058.61

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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.