Home / 60,320.60-90,437.16-40,550.12

Finding the Fourth Proportional to 60,320.60, 90,437.16 and 40,550.12

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Solution

The fourth proportional to 60,320.60, 90,437.16 and 40,550.12 is: 60,795.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,320.60 : 90,437.16 = 40,550.12 : x
  2. Step 2: Convert to fraction form
    60,320.60/90,437.16 = 40,550.12/x
  3. Step 3: Cross multiply
    60,320.60x = 90,437.16 × 40,550.12
  4. Step 4: Simplify right side
    60,320.60x = 3,667,237,690.46
  5. Step 5: Solve for x
    x = 3,667,237,690.46/60,320.60
  6. Step 6: Final answer
    x = 60,795.78

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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.