Home / 91,346.54-137,030.34-35,173.58

Finding the Fourth Proportional to 91,346.54, 137,030.34 and 35,173.58

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Solution

The fourth proportional to 91,346.54, 137,030.34 and 35,173.58 is: 52,764.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,346.54 : 137,030.34 = 35,173.58 : x
  2. Step 2: Convert to fraction form
    91,346.54/137,030.34 = 35,173.58/x
  3. Step 3: Cross multiply
    91,346.54x = 137,030.34 × 35,173.58
  4. Step 4: Simplify right side
    91,346.54x = 4,819,847,626.42
  5. Step 5: Solve for x
    x = 4,819,847,626.42/91,346.54
  6. Step 6: Final answer
    x = 52,764.42

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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.