Home / 146,779.72-220,113.66-62,486.68

Finding the Fourth Proportional to 146,779.72, 220,113.66 and 62,486.68

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Solution

The fourth proportional to 146,779.72, 220,113.66 and 62,486.68 is: 93,706.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,779.72 : 220,113.66 = 62,486.68 : x
  2. Step 2: Convert to fraction form
    146,779.72/220,113.66 = 62,486.68/x
  3. Step 3: Cross multiply
    146,779.72x = 220,113.66 × 62,486.68
  4. Step 4: Simplify right side
    146,779.72x = 13,754,171,836.05
  5. Step 5: Solve for x
    x = 13,754,171,836.05/146,779.72
  6. Step 6: Final answer
    x = 93,706.21

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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.