Home / 146,565.40-219,749.55-57,773.20

Finding the Fourth Proportional to 146,565.40, 219,749.55 and 57,773.20

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Solution

The fourth proportional to 146,565.40, 219,749.55 and 57,773.20 is: 86,620.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,565.40 : 219,749.55 = 57,773.20 : x
  2. Step 2: Convert to fraction form
    146,565.40/219,749.55 = 57,773.20/x
  3. Step 3: Cross multiply
    146,565.40x = 219,749.55 × 57,773.20
  4. Step 4: Simplify right side
    146,565.40x = 12,695,634,702.06
  5. Step 5: Solve for x
    x = 12,695,634,702.06/146,565.40
  6. Step 6: Final answer
    x = 86,620.95

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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.