Home / 61,753.14-85,267.32-47,390.22

Finding the Fourth Proportional to 61,753.14, 85,267.32 and 47,390.22

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Solution

The fourth proportional to 61,753.14, 85,267.32 and 47,390.22 is: 65,435.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,753.14 : 85,267.32 = 47,390.22 : x
  2. Step 2: Convert to fraction form
    61,753.14/85,267.32 = 47,390.22/x
  3. Step 3: Cross multiply
    61,753.14x = 85,267.32 × 47,390.22
  4. Step 4: Simplify right side
    61,753.14x = 4,040,837,053.61
  5. Step 5: Solve for x
    x = 4,040,837,053.61/61,753.14
  6. Step 6: Final answer
    x = 65,435.33

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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.