Home / 95,116-142,631.96-28,543.38

Finding the Fourth Proportional to 95,116, 142,631.96 and 28,543.38

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Solution

The fourth proportional to 95,116, 142,631.96 and 28,543.38 is: 42,802.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,116 : 142,631.96 = 28,543.38 : x
  2. Step 2: Convert to fraction form
    95,116/142,631.96 = 28,543.38/x
  3. Step 3: Cross multiply
    95,116x = 142,631.96 × 28,543.38
  4. Step 4: Simplify right side
    95,116x = 4,071,198,234.42
  5. Step 5: Solve for x
    x = 4,071,198,234.42/95,116
  6. Step 6: Final answer
    x = 42,802.45

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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.