Home / 50,901.87-70,230.33-40,113.30

Finding the Fourth Proportional to 50,901.87, 70,230.33 and 40,113.30

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Solution

The fourth proportional to 50,901.87, 70,230.33 and 40,113.30 is: 55,345.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,901.87 : 70,230.33 = 40,113.30 : x
  2. Step 2: Convert to fraction form
    50,901.87/70,230.33 = 40,113.30/x
  3. Step 3: Cross multiply
    50,901.87x = 70,230.33 × 40,113.30
  4. Step 4: Simplify right side
    50,901.87x = 2,817,170,296.39
  5. Step 5: Solve for x
    x = 2,817,170,296.39/50,901.87
  6. Step 6: Final answer
    x = 55,345.12

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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.