Home / 56,915.90-85,365.82-35,791.53

Finding the Fourth Proportional to 56,915.90, 85,365.82 and 35,791.53

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Solution

The fourth proportional to 56,915.90, 85,365.82 and 35,791.53 is: 53,682.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,915.90 : 85,365.82 = 35,791.53 : x
  2. Step 2: Convert to fraction form
    56,915.90/85,365.82 = 35,791.53/x
  3. Step 3: Cross multiply
    56,915.90x = 85,365.82 × 35,791.53
  4. Step 4: Simplify right side
    56,915.90x = 3,055,373,307.50
  5. Step 5: Solve for x
    x = 3,055,373,307.50/56,915.90
  6. Step 6: Final answer
    x = 53,682.25

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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.