Home / 107,530.97-148,376.48-61,583.46

Finding the Fourth Proportional to 107,530.97, 148,376.48 and 61,583.46

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Solution

The fourth proportional to 107,530.97, 148,376.48 and 61,583.46 is: 84,975.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,530.97 : 148,376.48 = 61,583.46 : x
  2. Step 2: Convert to fraction form
    107,530.97/148,376.48 = 61,583.46/x
  3. Step 3: Cross multiply
    107,530.97x = 148,376.48 × 61,583.46
  4. Step 4: Simplify right side
    107,530.97x = 9,137,536,713.10
  5. Step 5: Solve for x
    x = 9,137,536,713.10/107,530.97
  6. Step 6: Final answer
    x = 84,975.86

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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.