Home / 103,595.40-155,333.57-50,269.05

Finding the Fourth Proportional to 103,595.40, 155,333.57 and 50,269.05

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Solution

The fourth proportional to 103,595.40, 155,333.57 and 50,269.05 is: 75,374.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,595.40 : 155,333.57 = 50,269.05 : x
  2. Step 2: Convert to fraction form
    103,595.40/155,333.57 = 50,269.05/x
  3. Step 3: Cross multiply
    103,595.40x = 155,333.57 × 50,269.05
  4. Step 4: Simplify right side
    103,595.40x = 7,808,470,745.66
  5. Step 5: Solve for x
    x = 7,808,470,745.66/103,595.40
  6. Step 6: Final answer
    x = 75,374.69

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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.