Home / 76,033.74-114,070.05-31,645.74

Finding the Fourth Proportional to 76,033.74, 114,070.05 and 31,645.74

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Solution

The fourth proportional to 76,033.74, 114,070.05 and 31,645.74 is: 47,476.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,033.74 : 114,070.05 = 31,645.74 : x
  2. Step 2: Convert to fraction form
    76,033.74/114,070.05 = 31,645.74/x
  3. Step 3: Cross multiply
    76,033.74x = 114,070.05 × 31,645.74
  4. Step 4: Simplify right side
    76,033.74x = 3,609,831,144.09
  5. Step 5: Solve for x
    x = 3,609,831,144.09/76,033.74
  6. Step 6: Final answer
    x = 47,476.70

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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.