Home / 266,526.13-367,805.18-145,667.38

Finding the Fourth Proportional to 266,526.13, 367,805.18 and 145,667.38

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Solution

The fourth proportional to 266,526.13, 367,805.18 and 145,667.38 is: 201,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,526.13 : 367,805.18 = 145,667.38 : x
  2. Step 2: Convert to fraction form
    266,526.13/367,805.18 = 145,667.38/x
  3. Step 3: Cross multiply
    266,526.13x = 367,805.18 × 145,667.38
  4. Step 4: Simplify right side
    266,526.13x = 53,577,216,921.03
  5. Step 5: Solve for x
    x = 53,577,216,921.03/266,526.13
  6. Step 6: Final answer
    x = 201,020.50

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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.