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Finding the Fourth Proportional to 229,376.56, 316,693.92 and 175,565.56

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Solution

The fourth proportional to 229,376.56, 316,693.92 and 175,565.56 is: 242,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,376.56 : 316,693.92 = 175,565.56 : x
  2. Step 2: Convert to fraction form
    229,376.56/316,693.92 = 175,565.56/x
  3. Step 3: Cross multiply
    229,376.56x = 316,693.92 × 175,565.56
  4. Step 4: Simplify right side
    229,376.56x = 55,600,545,413.40
  5. Step 5: Solve for x
    x = 55,600,545,413.40/229,376.56
  6. Step 6: Final answer
    x = 242,398.55

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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.