Home / 266,417.06-367,680.51-145,576.25

Finding the Fourth Proportional to 266,417.06, 367,680.51 and 145,576.25

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Solution

The fourth proportional to 266,417.06, 367,680.51 and 145,576.25 is: 200,908.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,417.06 : 367,680.51 = 145,576.25 : x
  2. Step 2: Convert to fraction form
    266,417.06/367,680.51 = 145,576.25/x
  3. Step 3: Cross multiply
    266,417.06x = 367,680.51 × 145,576.25
  4. Step 4: Simplify right side
    266,417.06x = 53,525,548,005.49
  5. Step 5: Solve for x
    x = 53,525,548,005.49/266,417.06
  6. Step 6: Final answer
    x = 200,908.86

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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.