Home / 97,779.15-146,723.40-41,609.70

Finding the Fourth Proportional to 97,779.15, 146,723.40 and 41,609.70

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Solution

The fourth proportional to 97,779.15, 146,723.40 and 41,609.70 is: 62,437.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,779.15 : 146,723.40 = 41,609.70 : x
  2. Step 2: Convert to fraction form
    97,779.15/146,723.40 = 41,609.70/x
  3. Step 3: Cross multiply
    97,779.15x = 146,723.40 × 41,609.70
  4. Step 4: Simplify right side
    97,779.15x = 6,105,116,656.98
  5. Step 5: Solve for x
    x = 6,105,116,656.98/97,779.15
  6. Step 6: Final answer
    x = 62,437.82

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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.