Home / 266,769.08-368,090.40-152,045.54

Finding the Fourth Proportional to 266,769.08, 368,090.40 and 152,045.54

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Solution

The fourth proportional to 266,769.08, 368,090.40 and 152,045.54 is: 209,793.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,769.08 : 368,090.40 = 152,045.54 : x
  2. Step 2: Convert to fraction form
    266,769.08/368,090.40 = 152,045.54/x
  3. Step 3: Cross multiply
    266,769.08x = 368,090.40 × 152,045.54
  4. Step 4: Simplify right side
    266,769.08x = 55,966,503,636.82
  5. Step 5: Solve for x
    x = 55,966,503,636.82/266,769.08
  6. Step 6: Final answer
    x = 209,793.82

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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.