Home / 99,295.61-137,047.82-59,001.54

Finding the Fourth Proportional to 99,295.61, 137,047.82 and 59,001.54

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Solution

The fourth proportional to 99,295.61, 137,047.82 and 59,001.54 is: 81,433.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,295.61 : 137,047.82 = 59,001.54 : x
  2. Step 2: Convert to fraction form
    99,295.61/137,047.82 = 59,001.54/x
  3. Step 3: Cross multiply
    99,295.61x = 137,047.82 × 59,001.54
  4. Step 4: Simplify right side
    99,295.61x = 8,086,032,138.64
  5. Step 5: Solve for x
    x = 8,086,032,138.64/99,295.61
  6. Step 6: Final answer
    x = 81,433.94

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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.