Home / 142,252.44-213,375.90-42,480.24

Finding the Fourth Proportional to 142,252.44, 213,375.90 and 42,480.24

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Solution

The fourth proportional to 142,252.44, 213,375.90 and 42,480.24 is: 63,719.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,252.44 : 213,375.90 = 42,480.24 : x
  2. Step 2: Convert to fraction form
    142,252.44/213,375.90 = 42,480.24/x
  3. Step 3: Cross multiply
    142,252.44x = 213,375.90 × 42,480.24
  4. Step 4: Simplify right side
    142,252.44x = 9,064,259,442.22
  5. Step 5: Solve for x
    x = 9,064,259,442.22/142,252.44
  6. Step 6: Final answer
    x = 63,719.54

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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.