Home / 94,908.02-142,376.61-31,716.47

Finding the Fourth Proportional to 94,908.02, 142,376.61 and 31,716.47

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Solution

The fourth proportional to 94,908.02, 142,376.61 and 31,716.47 is: 47,579.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,908.02 : 142,376.61 = 31,716.47 : x
  2. Step 2: Convert to fraction form
    94,908.02/142,376.61 = 31,716.47/x
  3. Step 3: Cross multiply
    94,908.02x = 142,376.61 × 31,716.47
  4. Step 4: Simplify right side
    94,908.02x = 4,515,682,767.88
  5. Step 5: Solve for x
    x = 4,515,682,767.88/94,908.02
  6. Step 6: Final answer
    x = 47,579.57

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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.