Home / 146,585.40-219,779.55-57,793.20

Finding the Fourth Proportional to 146,585.40, 219,779.55 and 57,793.20

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Solution

The fourth proportional to 146,585.40, 219,779.55 and 57,793.20 is: 86,650.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,585.40 : 219,779.55 = 57,793.20 : x
  2. Step 2: Convert to fraction form
    146,585.40/219,779.55 = 57,793.20/x
  3. Step 3: Cross multiply
    146,585.40x = 219,779.55 × 57,793.20
  4. Step 4: Simplify right side
    146,585.40x = 12,701,763,489.06
  5. Step 5: Solve for x
    x = 12,701,763,489.06/146,585.40
  6. Step 6: Final answer
    x = 86,650.95

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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.