Home / 146,779.80-220,148.10-41,609.40

Finding the Fourth Proportional to 146,779.80, 220,148.10 and 41,609.40

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Solution

The fourth proportional to 146,779.80, 220,148.10 and 41,609.40 is: 62,407.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,779.80 : 220,148.10 = 41,609.40 : x
  2. Step 2: Convert to fraction form
    146,779.80/220,148.10 = 41,609.40/x
  3. Step 3: Cross multiply
    146,779.80x = 220,148.10 × 41,609.40
  4. Step 4: Simplify right side
    146,779.80x = 9,160,230,352.14
  5. Step 5: Solve for x
    x = 9,160,230,352.14/146,779.80
  6. Step 6: Final answer
    x = 62,407.98

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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.