Home / 145,600.25-200,965.77-113,327.42

Finding the Fourth Proportional to 145,600.25, 200,965.77 and 113,327.42

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Solution

The fourth proportional to 145,600.25, 200,965.77 and 113,327.42 is: 156,420.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,600.25 : 200,965.77 = 113,327.42 : x
  2. Step 2: Convert to fraction form
    145,600.25/200,965.77 = 113,327.42/x
  3. Step 3: Cross multiply
    145,600.25x = 200,965.77 × 113,327.42
  4. Step 4: Simplify right side
    145,600.25x = 22,774,931,217.58
  5. Step 5: Solve for x
    x = 22,774,931,217.58/145,600.25
  6. Step 6: Final answer
    x = 156,420.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.