Home / 131,916.02-197,916.41-43,149.33

Finding the Fourth Proportional to 131,916.02, 197,916.41 and 43,149.33

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Solution

The fourth proportional to 131,916.02, 197,916.41 and 43,149.33 is: 64,737.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,916.02 : 197,916.41 = 43,149.33 : x
  2. Step 2: Convert to fraction form
    131,916.02/197,916.41 = 43,149.33/x
  3. Step 3: Cross multiply
    131,916.02x = 197,916.41 × 43,149.33
  4. Step 4: Simplify right side
    131,916.02x = 8,539,960,271.76
  5. Step 5: Solve for x
    x = 8,539,960,271.76/131,916.02
  6. Step 6: Final answer
    x = 64,737.86

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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.