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Finding the Fourth Proportional to 183,431.60, 274,686.60 and 146,567.60

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Solution

The fourth proportional to 183,431.60, 274,686.60 and 146,567.60 is: 219,483.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,431.60 : 274,686.60 = 146,567.60 : x
  2. Step 2: Convert to fraction form
    183,431.60/274,686.60 = 146,567.60/x
  3. Step 3: Cross multiply
    183,431.60x = 274,686.60 × 146,567.60
  4. Step 4: Simplify right side
    183,431.60x = 40,260,155,714.16
  5. Step 5: Solve for x
    x = 40,260,155,714.16/183,431.60
  6. Step 6: Final answer
    x = 219,483.21

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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.