Home / 266,869.23-368,279.10-146,011

Finding the Fourth Proportional to 266,869.23, 368,279.10 and 146,011

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Solution

The fourth proportional to 266,869.23, 368,279.10 and 146,011 is: 201,494.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,869.23 : 368,279.10 = 146,011 : x
  2. Step 2: Convert to fraction form
    266,869.23/368,279.10 = 146,011/x
  3. Step 3: Cross multiply
    266,869.23x = 368,279.10 × 146,011
  4. Step 4: Simplify right side
    266,869.23x = 53,772,800,035.13
  5. Step 5: Solve for x
    x = 53,772,800,035.13/266,869.23
  6. Step 6: Final answer
    x = 201,494.94

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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.