Home / 269,125.38-403,547.94-100,507.08

Finding the Fourth Proportional to 269,125.38, 403,547.94 and 100,507.08

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Solution

The fourth proportional to 269,125.38, 403,547.94 and 100,507.08 is: 150,708.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,125.38 : 403,547.94 = 100,507.08 : x
  2. Step 2: Convert to fraction form
    269,125.38/403,547.94 = 100,507.08/x
  3. Step 3: Cross multiply
    269,125.38x = 403,547.94 × 100,507.08
  4. Step 4: Simplify right side
    269,125.38x = 40,559,425,089.42
  5. Step 5: Solve for x
    x = 40,559,425,089.42/269,125.38
  6. Step 6: Final answer
    x = 150,708.29

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1.5x scale

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.