Home / 266,054.32-367,162.75-145,203.36

Finding the Fourth Proportional to 266,054.32, 367,162.75 and 145,203.36

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Solution

The fourth proportional to 266,054.32, 367,162.75 and 145,203.36 is: 200,384.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,054.32 : 367,162.75 = 145,203.36 : x
  2. Step 2: Convert to fraction form
    266,054.32/367,162.75 = 145,203.36/x
  3. Step 3: Cross multiply
    266,054.32x = 367,162.75 × 145,203.36
  4. Step 4: Simplify right side
    266,054.32x = 53,313,264,240.82
  5. Step 5: Solve for x
    x = 53,313,264,240.82/266,054.32
  6. Step 6: Final answer
    x = 200,384.88

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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.