Home / 47,718.88-71,603.52-34,679.20

Finding the Fourth Proportional to 47,718.88, 71,603.52 and 34,679.20

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Solution

The fourth proportional to 47,718.88, 71,603.52 and 34,679.20 is: 52,037.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,718.88 : 71,603.52 = 34,679.20 : x
  2. Step 2: Convert to fraction form
    47,718.88/71,603.52 = 34,679.20/x
  3. Step 3: Cross multiply
    47,718.88x = 71,603.52 × 34,679.20
  4. Step 4: Simplify right side
    47,718.88x = 2,483,152,790.78
  5. Step 5: Solve for x
    x = 2,483,152,790.78/47,718.88
  6. Step 6: Final answer
    x = 52,037.11

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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.