Home / 103,746.25-155,658.60-40,611.49

Finding the Fourth Proportional to 103,746.25, 155,658.60 and 40,611.49

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Solution

The fourth proportional to 103,746.25, 155,658.60 and 40,611.49 is: 60,932.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,746.25 : 155,658.60 = 40,611.49 : x
  2. Step 2: Convert to fraction form
    103,746.25/155,658.60 = 40,611.49/x
  3. Step 3: Cross multiply
    103,746.25x = 155,658.60 × 40,611.49
  4. Step 4: Simplify right side
    103,746.25x = 6,321,527,677.31
  5. Step 5: Solve for x
    x = 6,321,527,677.31/103,746.25
  6. Step 6: Final answer
    x = 60,932.59

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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.