Home / 47,329.16-65,293.56-31,175.60

Finding the Fourth Proportional to 47,329.16, 65,293.56 and 31,175.60

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Solution

The fourth proportional to 47,329.16, 65,293.56 and 31,175.60 is: 43,008.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,329.16 : 65,293.56 = 31,175.60 : x
  2. Step 2: Convert to fraction form
    47,329.16/65,293.56 = 31,175.60/x
  3. Step 3: Cross multiply
    47,329.16x = 65,293.56 × 31,175.60
  4. Step 4: Simplify right side
    47,329.16x = 2,035,565,909.14
  5. Step 5: Solve for x
    x = 2,035,565,909.14/47,329.16
  6. Step 6: Final answer
    x = 43,008.71

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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.