Home / 85,625.44-118,152.48-47,890.24

Finding the Fourth Proportional to 85,625.44, 118,152.48 and 47,890.24

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Solution

The fourth proportional to 85,625.44, 118,152.48 and 47,890.24 is: 66,082.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,625.44 : 118,152.48 = 47,890.24 : x
  2. Step 2: Convert to fraction form
    85,625.44/118,152.48 = 47,890.24/x
  3. Step 3: Cross multiply
    85,625.44x = 118,152.48 × 47,890.24
  4. Step 4: Simplify right side
    85,625.44x = 5,658,350,623.80
  5. Step 5: Solve for x
    x = 5,658,350,623.80/85,625.44
  6. Step 6: Final answer
    x = 66,082.59

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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.