Home / 91,853.19-137,788.50-35,697.64

Finding the Fourth Proportional to 91,853.19, 137,788.50 and 35,697.64

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Solution

The fourth proportional to 91,853.19, 137,788.50 and 35,697.64 is: 53,549.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,853.19 : 137,788.50 = 35,697.64 : x
  2. Step 2: Convert to fraction form
    91,853.19/137,788.50 = 35,697.64/x
  3. Step 3: Cross multiply
    91,853.19x = 137,788.50 × 35,697.64
  4. Step 4: Simplify right side
    91,853.19x = 4,918,723,924.67
  5. Step 5: Solve for x
    x = 4,918,723,924.67/91,853.19
  6. Step 6: Final answer
    x = 53,549.84

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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.