Home / 266,529.66-367,800.26-145,672.40

Finding the Fourth Proportional to 266,529.66, 367,800.26 and 145,672.40

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Solution

The fourth proportional to 266,529.66, 367,800.26 and 145,672.40 is: 201,022.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,529.66 : 367,800.26 = 145,672.40 : x
  2. Step 2: Convert to fraction form
    266,529.66/367,800.26 = 145,672.40/x
  3. Step 3: Cross multiply
    266,529.66x = 367,800.26 × 145,672.40
  4. Step 4: Simplify right side
    266,529.66x = 53,578,346,594.82
  5. Step 5: Solve for x
    x = 53,578,346,594.82/266,529.66
  6. Step 6: Final answer
    x = 201,022.08

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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.