Home / 97,779.40-146,553.90-51,008.20

Finding the Fourth Proportional to 97,779.40, 146,553.90 and 51,008.20

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Solution

The fourth proportional to 97,779.40, 146,553.90 and 51,008.20 is: 76,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,779.40 : 146,553.90 = 51,008.20 : x
  2. Step 2: Convert to fraction form
    97,779.40/146,553.90 = 51,008.20/x
  3. Step 3: Cross multiply
    97,779.40x = 146,553.90 × 51,008.20
  4. Step 4: Simplify right side
    97,779.40x = 7,475,450,641.98
  5. Step 5: Solve for x
    x = 7,475,450,641.98/97,779.40
  6. Step 6: Final answer
    x = 76,452.20

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1.5x scale

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.