Home / 91,349.90-137,052.51-41,416.58

Finding the Fourth Proportional to 91,349.90, 137,052.51 and 41,416.58

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Solution

The fourth proportional to 91,349.90, 137,052.51 and 41,416.58 is: 62,137.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,349.90 : 137,052.51 = 41,416.58 : x
  2. Step 2: Convert to fraction form
    91,349.90/137,052.51 = 41,416.58/x
  3. Step 3: Cross multiply
    91,349.90x = 137,052.51 × 41,416.58
  4. Step 4: Simplify right side
    91,349.90x = 5,676,245,559.35
  5. Step 5: Solve for x
    x = 5,676,245,559.35/91,349.90
  6. Step 6: Final answer
    x = 62,137.41

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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.