Home / 47,325.20-70,866.39-45,923.72

Finding the Fourth Proportional to 47,325.20, 70,866.39 and 45,923.72

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Solution

The fourth proportional to 47,325.20, 70,866.39 and 45,923.72 is: 68,767.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,325.20 : 70,866.39 = 45,923.72 : x
  2. Step 2: Convert to fraction form
    47,325.20/70,866.39 = 45,923.72/x
  3. Step 3: Cross multiply
    47,325.20x = 70,866.39 × 45,923.72
  4. Step 4: Simplify right side
    47,325.20x = 3,254,448,251.77
  5. Step 5: Solve for x
    x = 3,254,448,251.77/47,325.20
  6. Step 6: Final answer
    x = 68,767.77

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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.