Home / 85,528.33-118,027.01-47,286.89

Finding the Fourth Proportional to 85,528.33, 118,027.01 and 47,286.89

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Solution

The fourth proportional to 85,528.33, 118,027.01 and 47,286.89 is: 65,254.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,528.33 : 118,027.01 = 47,286.89 : x
  2. Step 2: Convert to fraction form
    85,528.33/118,027.01 = 47,286.89/x
  3. Step 3: Cross multiply
    85,528.33x = 118,027.01 × 47,286.89
  4. Step 4: Simplify right side
    85,528.33x = 5,581,129,412.33
  5. Step 5: Solve for x
    x = 5,581,129,412.33/85,528.33
  6. Step 6: Final answer
    x = 65,254.75

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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.