Home / 266,232.60-367,415.87-145,385.10

Finding the Fourth Proportional to 266,232.60, 367,415.87 and 145,385.10

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Solution

The fourth proportional to 266,232.60, 367,415.87 and 145,385.10 is: 200,639.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,232.60 : 367,415.87 = 145,385.10 : x
  2. Step 2: Convert to fraction form
    266,232.60/367,415.87 = 145,385.10/x
  3. Step 3: Cross multiply
    266,232.60x = 367,415.87 × 145,385.10
  4. Step 4: Simplify right side
    266,232.60x = 53,416,792,274.61
  5. Step 5: Solve for x
    x = 53,416,792,274.61/266,232.60
  6. Step 6: Final answer
    x = 200,639.56

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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.