Home / 146,778.68-220,098.58-56,863.50

Finding the Fourth Proportional to 146,778.68, 220,098.58 and 56,863.50

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Solution

The fourth proportional to 146,778.68, 220,098.58 and 56,863.50 is: 85,268.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,778.68 : 220,098.58 = 56,863.50 : x
  2. Step 2: Convert to fraction form
    146,778.68/220,098.58 = 56,863.50/x
  3. Step 3: Cross multiply
    146,778.68x = 220,098.58 × 56,863.50
  4. Step 4: Simplify right side
    146,778.68x = 12,515,575,603.83
  5. Step 5: Solve for x
    x = 12,515,575,603.83/146,778.68
  6. Step 6: Final answer
    x = 85,268.35

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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.