Home / 266,309.16-367,509.42-145,453.92

Finding the Fourth Proportional to 266,309.16, 367,509.42 and 145,453.92

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Solution

The fourth proportional to 266,309.16, 367,509.42 and 145,453.92 is: 200,727.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,309.16 : 367,509.42 = 145,453.92 : x
  2. Step 2: Convert to fraction form
    266,309.16/367,509.42 = 145,453.92/x
  3. Step 3: Cross multiply
    266,309.16x = 367,509.42 × 145,453.92
  4. Step 4: Simplify right side
    266,309.16x = 53,455,685,775.93
  5. Step 5: Solve for x
    x = 53,455,685,775.93/266,309.16
  6. Step 6: Final answer
    x = 200,727.93

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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.