Home / 266,209.47-367,366.29-145,350.38

Finding the Fourth Proportional to 266,209.47, 367,366.29 and 145,350.38

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Solution

The fourth proportional to 266,209.47, 367,366.29 and 145,350.38 is: 200,582.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,209.47 : 367,366.29 = 145,350.38 : x
  2. Step 2: Convert to fraction form
    266,209.47/367,366.29 = 145,350.38/x
  3. Step 3: Cross multiply
    266,209.47x = 367,366.29 × 145,350.38
  4. Step 4: Simplify right side
    266,209.47x = 53,396,830,224.04
  5. Step 5: Solve for x
    x = 53,396,830,224.04/266,209.47
  6. Step 6: Final answer
    x = 200,582.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.