Home / 304,281.02-456,415.86-91,049.06

Finding the Fourth Proportional to 304,281.02, 456,415.86 and 91,049.06

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Solution

The fourth proportional to 304,281.02, 456,415.86 and 91,049.06 is: 136,571.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,281.02 : 456,415.86 = 91,049.06 : x
  2. Step 2: Convert to fraction form
    304,281.02/456,415.86 = 91,049.06/x
  3. Step 3: Cross multiply
    304,281.02x = 456,415.86 × 91,049.06
  4. Step 4: Simplify right side
    304,281.02x = 41,556,235,022.09
  5. Step 5: Solve for x
    x = 41,556,235,022.09/304,281.02
  6. Step 6: Final answer
    x = 136,571.89

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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.