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Finding the Fourth Proportional to 275,050.18, 412,693.68 and 148,779.18

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Solution

The fourth proportional to 275,050.18, 412,693.68 and 148,779.18 is: 223,232.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,050.18 : 412,693.68 = 148,779.18 : x
  2. Step 2: Convert to fraction form
    275,050.18/412,693.68 = 148,779.18/x
  3. Step 3: Cross multiply
    275,050.18x = 412,693.68 × 148,779.18
  4. Step 4: Simplify right side
    275,050.18x = 61,400,227,859.50
  5. Step 5: Solve for x
    x = 61,400,227,859.50/275,050.18
  6. Step 6: Final answer
    x = 223,232.82

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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.