Home / 141,577.12-212,367.36-48,090.16

Finding the Fourth Proportional to 141,577.12, 212,367.36 and 48,090.16

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Solution

The fourth proportional to 141,577.12, 212,367.36 and 48,090.16 is: 72,135.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,577.12 : 212,367.36 = 48,090.16 : x
  2. Step 2: Convert to fraction form
    141,577.12/212,367.36 = 48,090.16/x
  3. Step 3: Cross multiply
    141,577.12x = 212,367.36 × 48,090.16
  4. Step 4: Simplify right side
    141,577.12x = 10,212,780,321.18
  5. Step 5: Solve for x
    x = 10,212,780,321.18/141,577.12
  6. Step 6: Final answer
    x = 72,135.81

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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.