Home / 266,426.13-367,663.72-145,564.82

Finding the Fourth Proportional to 266,426.13, 367,663.72 and 145,564.82

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Solution

The fourth proportional to 266,426.13, 367,663.72 and 145,564.82 is: 200,877.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,426.13 : 367,663.72 = 145,564.82 : x
  2. Step 2: Convert to fraction form
    266,426.13/367,663.72 = 145,564.82/x
  3. Step 3: Cross multiply
    266,426.13x = 367,663.72 × 145,564.82
  4. Step 4: Simplify right side
    266,426.13x = 53,518,901,115.77
  5. Step 5: Solve for x
    x = 53,518,901,115.77/266,426.13
  6. Step 6: Final answer
    x = 200,877.07

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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.