Home / 91,055.53-136,494.60-41,148.19

Finding the Fourth Proportional to 91,055.53, 136,494.60 and 41,148.19

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Solution

The fourth proportional to 91,055.53, 136,494.60 and 41,148.19 is: 61,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,055.53 : 136,494.60 = 41,148.19 : x
  2. Step 2: Convert to fraction form
    91,055.53/136,494.60 = 41,148.19/x
  3. Step 3: Cross multiply
    91,055.53x = 136,494.60 × 41,148.19
  4. Step 4: Simplify right side
    91,055.53x = 5,616,505,734.77
  5. Step 5: Solve for x
    x = 5,616,505,734.77/91,055.53
  6. Step 6: Final answer
    x = 61,682.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.