Home / 269,986.19-404,985.96-70,315.52

Finding the Fourth Proportional to 269,986.19, 404,985.96 and 70,315.52

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Solution

The fourth proportional to 269,986.19, 404,985.96 and 70,315.52 is: 105,475.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,986.19 : 404,985.96 = 70,315.52 : x
  2. Step 2: Convert to fraction form
    269,986.19/404,985.96 = 70,315.52/x
  3. Step 3: Cross multiply
    269,986.19x = 404,985.96 × 70,315.52
  4. Step 4: Simplify right side
    269,986.19x = 28,476,796,345.17
  5. Step 5: Solve for x
    x = 28,476,796,345.17/269,986.19
  6. Step 6: Final answer
    x = 105,475.01

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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.