Home / 54,085.26-74,658.18-40,695.44

Finding the Fourth Proportional to 54,085.26, 74,658.18 and 40,695.44

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Solution

The fourth proportional to 54,085.26, 74,658.18 and 40,695.44 is: 56,175.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,085.26 : 74,658.18 = 40,695.44 : x
  2. Step 2: Convert to fraction form
    54,085.26/74,658.18 = 40,695.44/x
  3. Step 3: Cross multiply
    54,085.26x = 74,658.18 × 40,695.44
  4. Step 4: Simplify right side
    54,085.26x = 3,038,247,111.41
  5. Step 5: Solve for x
    x = 3,038,247,111.41/54,085.26
  6. Step 6: Final answer
    x = 56,175.14

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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.