Home / 142,261.86-213,208.83-106,442.14

Finding the Fourth Proportional to 142,261.86, 213,208.83 and 106,442.14

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Solution

The fourth proportional to 142,261.86, 213,208.83 and 106,442.14 is: 159,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,261.86 : 213,208.83 = 106,442.14 : x
  2. Step 2: Convert to fraction form
    142,261.86/213,208.83 = 106,442.14/x
  3. Step 3: Cross multiply
    142,261.86x = 213,208.83 × 106,442.14
  4. Step 4: Simplify right side
    142,261.86x = 22,694,404,665.12
  5. Step 5: Solve for x
    x = 22,694,404,665.12/142,261.86
  6. Step 6: Final answer
    x = 159,525.57

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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.