Home / 335,625.30-503,437.35-99,134.06

Finding the Fourth Proportional to 335,625.30, 503,437.35 and 99,134.06

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Solution

The fourth proportional to 335,625.30, 503,437.35 and 99,134.06 is: 148,700.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,625.30 : 503,437.35 = 99,134.06 : x
  2. Step 2: Convert to fraction form
    335,625.30/503,437.35 = 99,134.06/x
  3. Step 3: Cross multiply
    335,625.30x = 503,437.35 × 99,134.06
  4. Step 4: Simplify right side
    335,625.30x = 49,907,785,943.95
  5. Step 5: Solve for x
    x = 49,907,785,943.95/335,625.30
  6. Step 6: Final answer
    x = 148,700.91

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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.