Home / 85,744.26-118,327.08-48,018.51

Finding the Fourth Proportional to 85,744.26, 118,327.08 and 48,018.51

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Solution

The fourth proportional to 85,744.26, 118,327.08 and 48,018.51 is: 66,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,744.26 : 118,327.08 = 48,018.51 : x
  2. Step 2: Convert to fraction form
    85,744.26/118,327.08 = 48,018.51/x
  3. Step 3: Cross multiply
    85,744.26x = 118,327.08 × 48,018.51
  4. Step 4: Simplify right side
    85,744.26x = 5,681,890,074.25
  5. Step 5: Solve for x
    x = 5,681,890,074.25/85,744.26
  6. Step 6: Final answer
    x = 66,265.54

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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.