Home / 85,247.23-117,618.10-48,452.93

Finding the Fourth Proportional to 85,247.23, 117,618.10 and 48,452.93

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Solution

The fourth proportional to 85,247.23, 117,618.10 and 48,452.93 is: 66,851.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,247.23 : 117,618.10 = 48,452.93 : x
  2. Step 2: Convert to fraction form
    85,247.23/117,618.10 = 48,452.93/x
  3. Step 3: Cross multiply
    85,247.23x = 117,618.10 × 48,452.93
  4. Step 4: Simplify right side
    85,247.23x = 5,698,941,566.03
  5. Step 5: Solve for x
    x = 5,698,941,566.03/85,247.23
  6. Step 6: Final answer
    x = 66,851.93

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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.