Home / 341,165.28-511,529.22-141,623.40

Finding the Fourth Proportional to 341,165.28, 511,529.22 and 141,623.40

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Solution

The fourth proportional to 341,165.28, 511,529.22 and 141,623.40 is: 212,344.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,165.28 : 511,529.22 = 141,623.40 : x
  2. Step 2: Convert to fraction form
    341,165.28/511,529.22 = 141,623.40/x
  3. Step 3: Cross multiply
    341,165.28x = 511,529.22 × 141,623.40
  4. Step 4: Simplify right side
    341,165.28x = 72,444,507,335.75
  5. Step 5: Solve for x
    x = 72,444,507,335.75/341,165.28
  6. Step 6: Final answer
    x = 212,344.31

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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.