Home / 266,742.61-400,222.06-116,903.95

Finding the Fourth Proportional to 266,742.61, 400,222.06 and 116,903.95

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Solution

The fourth proportional to 266,742.61, 400,222.06 and 116,903.95 is: 175,403.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,742.61 : 400,222.06 = 116,903.95 : x
  2. Step 2: Convert to fraction form
    266,742.61/400,222.06 = 116,903.95/x
  3. Step 3: Cross multiply
    266,742.61x = 400,222.06 × 116,903.95
  4. Step 4: Simplify right side
    266,742.61x = 46,787,538,398.32
  5. Step 5: Solve for x
    x = 46,787,538,398.32/266,742.61
  6. Step 6: Final answer
    x = 175,403.32

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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.