Home / 137,322.36-205,737.51-48,519.23

Finding the Fourth Proportional to 137,322.36, 205,737.51 and 48,519.23

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Solution

The fourth proportional to 137,322.36, 205,737.51 and 48,519.23 is: 72,691.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,322.36 : 205,737.51 = 48,519.23 : x
  2. Step 2: Convert to fraction form
    137,322.36/205,737.51 = 48,519.23/x
  3. Step 3: Cross multiply
    137,322.36x = 205,737.51 × 48,519.23
  4. Step 4: Simplify right side
    137,322.36x = 9,982,224,889.83
  5. Step 5: Solve for x
    x = 9,982,224,889.83/137,322.36
  6. Step 6: Final answer
    x = 72,691.91

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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.