Home / 132,026.14-197,940.79-79,423.32

Finding the Fourth Proportional to 132,026.14, 197,940.79 and 79,423.32

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Solution

The fourth proportional to 132,026.14, 197,940.79 and 79,423.32 is: 119,075.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,026.14 : 197,940.79 = 79,423.32 : x
  2. Step 2: Convert to fraction form
    132,026.14/197,940.79 = 79,423.32/x
  3. Step 3: Cross multiply
    132,026.14x = 197,940.79 × 79,423.32
  4. Step 4: Simplify right side
    132,026.14x = 15,721,114,705.22
  5. Step 5: Solve for x
    x = 15,721,114,705.22/132,026.14
  6. Step 6: Final answer
    x = 119,075.77

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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.