Home / 99,254.89-137,043.26-61,065.82

Finding the Fourth Proportional to 99,254.89, 137,043.26 and 61,065.82

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Solution

The fourth proportional to 99,254.89, 137,043.26 and 61,065.82 is: 84,314.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,254.89 : 137,043.26 = 61,065.82 : x
  2. Step 2: Convert to fraction form
    99,254.89/137,043.26 = 61,065.82/x
  3. Step 3: Cross multiply
    99,254.89x = 137,043.26 × 61,065.82
  4. Step 4: Simplify right side
    99,254.89x = 8,368,659,047.37
  5. Step 5: Solve for x
    x = 8,368,659,047.37/99,254.89
  6. Step 6: Final answer
    x = 84,314.83

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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.