Home / 131,953.10-197,957.67-43,200.08

Finding the Fourth Proportional to 131,953.10, 197,957.67 and 43,200.08

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Solution

The fourth proportional to 131,953.10, 197,957.67 and 43,200.08 is: 64,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,953.10 : 197,957.67 = 43,200.08 : x
  2. Step 2: Convert to fraction form
    131,953.10/197,957.67 = 43,200.08/x
  3. Step 3: Cross multiply
    131,953.10x = 197,957.67 × 43,200.08
  4. Step 4: Simplify right side
    131,953.10x = 8,551,788,127.68
  5. Step 5: Solve for x
    x = 8,551,788,127.68/131,953.10
  6. Step 6: Final answer
    x = 64,809.30

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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.