Home / 85,576.56-118,095.66-47,850.90

Finding the Fourth Proportional to 85,576.56, 118,095.66 and 47,850.90

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Solution

The fourth proportional to 85,576.56, 118,095.66 and 47,850.90 is: 66,034.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,576.56 : 118,095.66 = 47,850.90 : x
  2. Step 2: Convert to fraction form
    85,576.56/118,095.66 = 47,850.90/x
  3. Step 3: Cross multiply
    85,576.56x = 118,095.66 × 47,850.90
  4. Step 4: Simplify right side
    85,576.56x = 5,650,983,617.09
  5. Step 5: Solve for x
    x = 5,650,983,617.09/85,576.56
  6. Step 6: Final answer
    x = 66,034.25

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1.5x scale

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.