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Finding the Fourth Proportional to 266,533.59, 367,816.37 and 145,674.84

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Solution

The fourth proportional to 266,533.59, 367,816.37 and 145,674.84 is: 201,031.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,533.59 : 367,816.37 = 145,674.84 : x
  2. Step 2: Convert to fraction form
    266,533.59/367,816.37 = 145,674.84/x
  3. Step 3: Cross multiply
    266,533.59x = 367,816.37 × 145,674.84
  4. Step 4: Simplify right side
    266,533.59x = 53,581,590,849.13
  5. Step 5: Solve for x
    x = 53,581,590,849.13/266,533.59
  6. Step 6: Final answer
    x = 201,031.29

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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.