Home / 47,948.62-66,197.44-42,628.71

Finding the Fourth Proportional to 47,948.62, 66,197.44 and 42,628.71

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Solution

The fourth proportional to 47,948.62, 66,197.44 and 42,628.71 is: 58,852.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,948.62 : 66,197.44 = 42,628.71 : x
  2. Step 2: Convert to fraction form
    47,948.62/66,197.44 = 42,628.71/x
  3. Step 3: Cross multiply
    47,948.62x = 66,197.44 × 42,628.71
  4. Step 4: Simplify right side
    47,948.62x = 2,821,911,472.50
  5. Step 5: Solve for x
    x = 2,821,911,472.50/47,948.62
  6. Step 6: Final answer
    x = 58,852.82

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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.