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Finding the Fourth Proportional to 96,848, 133,657.53 and 59,129.54

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Solution

The fourth proportional to 96,848, 133,657.53 and 59,129.54 is: 81,603.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,848 : 133,657.53 = 59,129.54 : x
  2. Step 2: Convert to fraction form
    96,848/133,657.53 = 59,129.54/x
  3. Step 3: Cross multiply
    96,848x = 133,657.53 × 59,129.54
  4. Step 4: Simplify right side
    96,848x = 7,903,108,266.44
  5. Step 5: Solve for x
    x = 7,903,108,266.44/96,848
  6. Step 6: Final answer
    x = 81,603.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.