Home / 266,258.85-367,435.35-145,400.14

Finding the Fourth Proportional to 266,258.85, 367,435.35 and 145,400.14

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Solution

The fourth proportional to 266,258.85, 367,435.35 and 145,400.14 is: 200,651.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,258.85 : 367,435.35 = 145,400.14 : x
  2. Step 2: Convert to fraction form
    266,258.85/367,435.35 = 145,400.14/x
  3. Step 3: Cross multiply
    266,258.85x = 367,435.35 × 145,400.14
  4. Step 4: Simplify right side
    266,258.85x = 53,425,151,330.95
  5. Step 5: Solve for x
    x = 53,425,151,330.95/266,258.85
  6. Step 6: Final answer
    x = 200,651.18

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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.