Home / 107,795.04-148,760.49-61,863.06

Finding the Fourth Proportional to 107,795.04, 148,760.49 and 61,863.06

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Solution

The fourth proportional to 107,795.04, 148,760.49 and 61,863.06 is: 85,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,795.04 : 148,760.49 = 61,863.06 : x
  2. Step 2: Convert to fraction form
    107,795.04/148,760.49 = 61,863.06/x
  3. Step 3: Cross multiply
    107,795.04x = 148,760.49 × 61,863.06
  4. Step 4: Simplify right side
    107,795.04x = 9,202,779,118.50
  5. Step 5: Solve for x
    x = 9,202,779,118.50/107,795.04
  6. Step 6: Final answer
    x = 85,372.94

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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.