Home / 266,885.06-400,463.36-117,086.50

Finding the Fourth Proportional to 266,885.06, 400,463.36 and 117,086.50

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Solution

The fourth proportional to 266,885.06, 400,463.36 and 117,086.50 is: 175,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,885.06 : 400,463.36 = 117,086.50 : x
  2. Step 2: Convert to fraction form
    266,885.06/400,463.36 = 117,086.50/x
  3. Step 3: Cross multiply
    266,885.06x = 400,463.36 × 117,086.50
  4. Step 4: Simplify right side
    266,885.06x = 46,888,850,612.89
  5. Step 5: Solve for x
    x = 46,888,850,612.89/266,885.06
  6. Step 6: Final answer
    x = 175,689.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.