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Finding the Fourth Proportional to 232,377, 348,543.63 and 74,606.82

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Solution

The fourth proportional to 232,377, 348,543.63 and 74,606.82 is: 111,903.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,377 : 348,543.63 = 74,606.82 : x
  2. Step 2: Convert to fraction form
    232,377/348,543.63 = 74,606.82/x
  3. Step 3: Cross multiply
    232,377x = 348,543.63 × 74,606.82
  4. Step 4: Simplify right side
    232,377x = 26,003,731,865.56
  5. Step 5: Solve for x
    x = 26,003,731,865.56/232,377
  6. Step 6: Final answer
    x = 111,903.21

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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.