Home / 73,154.41-100,949.76-45,944.55

Finding the Fourth Proportional to 73,154.41, 100,949.76 and 45,944.55

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Solution

The fourth proportional to 73,154.41, 100,949.76 and 45,944.55 is: 63,401.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,154.41 : 100,949.76 = 45,944.55 : x
  2. Step 2: Convert to fraction form
    73,154.41/100,949.76 = 45,944.55/x
  3. Step 3: Cross multiply
    73,154.41x = 100,949.76 × 45,944.55
  4. Step 4: Simplify right side
    73,154.41x = 4,638,091,295.81
  5. Step 5: Solve for x
    x = 4,638,091,295.81/73,154.41
  6. Step 6: Final answer
    x = 63,401.39

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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.