Home / 65,197.93-89,975.50-37,972.05

Finding the Fourth Proportional to 65,197.93, 89,975.50 and 37,972.05

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Solution

The fourth proportional to 65,197.93, 89,975.50 and 37,972.05 is: 52,402.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,197.93 : 89,975.50 = 37,972.05 : x
  2. Step 2: Convert to fraction form
    65,197.93/89,975.50 = 37,972.05/x
  3. Step 3: Cross multiply
    65,197.93x = 89,975.50 × 37,972.05
  4. Step 4: Simplify right side
    65,197.93x = 3,416,554,184.78
  5. Step 5: Solve for x
    x = 3,416,554,184.78/65,197.93
  6. Step 6: Final answer
    x = 52,402.80

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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.