Home / 266,544.39-367,841.15-145,693.80

Finding the Fourth Proportional to 266,544.39, 367,841.15 and 145,693.80

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Solution

The fourth proportional to 266,544.39, 367,841.15 and 145,693.80 is: 201,062.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,544.39 : 367,841.15 = 145,693.80 : x
  2. Step 2: Convert to fraction form
    266,544.39/367,841.15 = 145,693.80/x
  3. Step 3: Cross multiply
    266,544.39x = 367,841.15 × 145,693.80
  4. Step 4: Simplify right side
    266,544.39x = 53,592,174,211.40
  5. Step 5: Solve for x
    x = 53,592,174,211.40/266,544.39
  6. Step 6: Final answer
    x = 201,062.85

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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.