Home / 76,170.16-114,262.89-26,243.74

Finding the Fourth Proportional to 76,170.16, 114,262.89 and 26,243.74

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Solution

The fourth proportional to 76,170.16, 114,262.89 and 26,243.74 is: 39,368.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,170.16 : 114,262.89 = 26,243.74 : x
  2. Step 2: Convert to fraction form
    76,170.16/114,262.89 = 26,243.74/x
  3. Step 3: Cross multiply
    76,170.16x = 114,262.89 × 26,243.74
  4. Step 4: Simplify right side
    76,170.16x = 2,998,685,576.81
  5. Step 5: Solve for x
    x = 2,998,685,576.81/76,170.16
  6. Step 6: Final answer
    x = 39,368.25

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1.5x scale

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.