Home / 85,791.04-118,396.48-48,077.44

Finding the Fourth Proportional to 85,791.04, 118,396.48 and 48,077.44

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Solution

The fourth proportional to 85,791.04, 118,396.48 and 48,077.44 is: 66,349.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,791.04 : 118,396.48 = 48,077.44 : x
  2. Step 2: Convert to fraction form
    85,791.04/118,396.48 = 48,077.44/x
  3. Step 3: Cross multiply
    85,791.04x = 118,396.48 × 48,077.44
  4. Step 4: Simplify right side
    85,791.04x = 5,692,199,663.41
  5. Step 5: Solve for x
    x = 5,692,199,663.41/85,791.04
  6. Step 6: Final answer
    x = 66,349.58

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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.