Home / 266,960.21-368,446.39-152,239.03

Finding the Fourth Proportional to 266,960.21, 368,446.39 and 152,239.03

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Solution

The fourth proportional to 266,960.21, 368,446.39 and 152,239.03 is: 210,113.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,960.21 : 368,446.39 = 152,239.03 : x
  2. Step 2: Convert to fraction form
    266,960.21/368,446.39 = 152,239.03/x
  3. Step 3: Cross multiply
    266,960.21x = 368,446.39 × 152,239.03
  4. Step 4: Simplify right side
    266,960.21x = 56,091,919,718.89
  5. Step 5: Solve for x
    x = 56,091,919,718.89/266,960.21
  6. Step 6: Final answer
    x = 210,113.41

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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.