Home / 107,092.60-160,646.78-28,206.25

Finding the Fourth Proportional to 107,092.60, 160,646.78 and 28,206.25

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Solution

The fourth proportional to 107,092.60, 160,646.78 and 28,206.25 is: 42,311.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,092.60 : 160,646.78 = 28,206.25 : x
  2. Step 2: Convert to fraction form
    107,092.60/160,646.78 = 28,206.25/x
  3. Step 3: Cross multiply
    107,092.60x = 160,646.78 × 28,206.25
  4. Step 4: Simplify right side
    107,092.60x = 4,531,243,238.38
  5. Step 5: Solve for x
    x = 4,531,243,238.38/107,092.60
  6. Step 6: Final answer
    x = 42,311.45

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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.