Home / 64,997.71-97,532.61-31,718.05

Finding the Fourth Proportional to 64,997.71, 97,532.61 and 31,718.05

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Solution

The fourth proportional to 64,997.71, 97,532.61 and 31,718.05 is: 47,594.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,997.71 : 97,532.61 = 31,718.05 : x
  2. Step 2: Convert to fraction form
    64,997.71/97,532.61 = 31,718.05/x
  3. Step 3: Cross multiply
    64,997.71x = 97,532.61 × 31,718.05
  4. Step 4: Simplify right side
    64,997.71x = 3,093,544,200.61
  5. Step 5: Solve for x
    x = 3,093,544,200.61/64,997.71
  6. Step 6: Final answer
    x = 47,594.66

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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.