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Finding the Fourth Proportional to 245,707.72, 368,342.22 and 95,913.22

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Solution

The fourth proportional to 245,707.72, 368,342.22 and 95,913.22 is: 143,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,707.72 : 368,342.22 = 95,913.22 : x
  2. Step 2: Convert to fraction form
    245,707.72/368,342.22 = 95,913.22/x
  3. Step 3: Cross multiply
    245,707.72x = 368,342.22 × 95,913.22
  4. Step 4: Simplify right side
    245,707.72x = 35,328,888,382.15
  5. Step 5: Solve for x
    x = 35,328,888,382.15/245,707.72
  6. Step 6: Final answer
    x = 143,784.20

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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.