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Finding the Fourth Proportional to 183,413.40, 275,742.18 and 146,445.72

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Solution

The fourth proportional to 183,413.40, 275,742.18 and 146,445.72 is: 220,165.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,413.40 : 275,742.18 = 146,445.72 : x
  2. Step 2: Convert to fraction form
    183,413.40/275,742.18 = 146,445.72/x
  3. Step 3: Cross multiply
    183,413.40x = 275,742.18 × 146,445.72
  4. Step 4: Simplify right side
    183,413.40x = 40,381,262,084.47
  5. Step 5: Solve for x
    x = 40,381,262,084.47/183,413.40
  6. Step 6: Final answer
    x = 220,165.28

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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.