Home / 99,794.02-149,691.03-47,131.06

Finding the Fourth Proportional to 99,794.02, 149,691.03 and 47,131.06

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Solution

The fourth proportional to 99,794.02, 149,691.03 and 47,131.06 is: 70,696.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,794.02 : 149,691.03 = 47,131.06 : x
  2. Step 2: Convert to fraction form
    99,794.02/149,691.03 = 47,131.06/x
  3. Step 3: Cross multiply
    99,794.02x = 149,691.03 × 47,131.06
  4. Step 4: Simplify right side
    99,794.02x = 7,055,096,916.39
  5. Step 5: Solve for x
    x = 7,055,096,916.39/99,794.02
  6. Step 6: Final answer
    x = 70,696.59

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1.5x scale

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.