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Finding the Fourth Proportional to 208,273.59, 312,160.05 and 95,798.88

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Solution

The fourth proportional to 208,273.59, 312,160.05 and 95,798.88 is: 143,583.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,273.59 : 312,160.05 = 95,798.88 : x
  2. Step 2: Convert to fraction form
    208,273.59/312,160.05 = 95,798.88/x
  3. Step 3: Cross multiply
    208,273.59x = 312,160.05 × 95,798.88
  4. Step 4: Simplify right side
    208,273.59x = 29,904,583,170.74
  5. Step 5: Solve for x
    x = 29,904,583,170.74/208,273.59
  6. Step 6: Final answer
    x = 143,583.17

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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.