Home / 47,203.11-71,085.89-42,576.39

Finding the Fourth Proportional to 47,203.11, 71,085.89 and 42,576.39

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Solution

The fourth proportional to 47,203.11, 71,085.89 and 42,576.39 is: 64,118.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,203.11 : 71,085.89 = 42,576.39 : x
  2. Step 2: Convert to fraction form
    47,203.11/71,085.89 = 42,576.39/x
  3. Step 3: Cross multiply
    47,203.11x = 71,085.89 × 42,576.39
  4. Step 4: Simplify right side
    47,203.11x = 3,026,580,363.26
  5. Step 5: Solve for x
    x = 3,026,580,363.26/47,203.11
  6. Step 6: Final answer
    x = 64,118.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.