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Finding the Fourth Proportional to 162,886.46, 244,413.29 and 77,593.91

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Solution

The fourth proportional to 162,886.46, 244,413.29 and 77,593.91 is: 116,430.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,886.46 : 244,413.29 = 77,593.91 : x
  2. Step 2: Convert to fraction form
    162,886.46/244,413.29 = 77,593.91/x
  3. Step 3: Cross multiply
    162,886.46x = 244,413.29 × 77,593.91
  4. Step 4: Simplify right side
    162,886.46x = 18,964,982,827.06
  5. Step 5: Solve for x
    x = 18,964,982,827.06/162,886.46
  6. Step 6: Final answer
    x = 116,430.69

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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.