Home / 85,192.50-117,560.76-48,886.26

Finding the Fourth Proportional to 85,192.50, 117,560.76 and 48,886.26

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Solution

The fourth proportional to 85,192.50, 117,560.76 and 48,886.26 is: 67,460.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,192.50 : 117,560.76 = 48,886.26 : x
  2. Step 2: Convert to fraction form
    85,192.50/117,560.76 = 48,886.26/x
  3. Step 3: Cross multiply
    85,192.50x = 117,560.76 × 48,886.26
  4. Step 4: Simplify right side
    85,192.50x = 5,747,105,879.16
  5. Step 5: Solve for x
    x = 5,747,105,879.16/85,192.50
  6. Step 6: Final answer
    x = 67,460.23

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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.