Home / 71,056.02-98,046.54-47,217.72

Finding the Fourth Proportional to 71,056.02, 98,046.54 and 47,217.72

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Solution

The fourth proportional to 71,056.02, 98,046.54 and 47,217.72 is: 65,153.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,056.02 : 98,046.54 = 47,217.72 : x
  2. Step 2: Convert to fraction form
    71,056.02/98,046.54 = 47,217.72/x
  3. Step 3: Cross multiply
    71,056.02x = 98,046.54 × 47,217.72
  4. Step 4: Simplify right side
    71,056.02x = 4,629,534,072.69
  5. Step 5: Solve for x
    x = 4,629,534,072.69/71,056.02
  6. Step 6: Final answer
    x = 65,153.30

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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.