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Finding the Fourth Proportional to 159,477.66, 239,238.36 and 47,166.71

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Solution

The fourth proportional to 159,477.66, 239,238.36 and 47,166.71 is: 70,756.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,477.66 : 239,238.36 = 47,166.71 : x
  2. Step 2: Convert to fraction form
    159,477.66/239,238.36 = 47,166.71/x
  3. Step 3: Cross multiply
    159,477.66x = 239,238.36 × 47,166.71
  4. Step 4: Simplify right side
    159,477.66x = 11,284,085,150.80
  5. Step 5: Solve for x
    x = 11,284,085,150.80/159,477.66
  6. Step 6: Final answer
    x = 70,756.53

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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.