Home / 132,059.04-197,990.08-79,456.24

Finding the Fourth Proportional to 132,059.04, 197,990.08 and 79,456.24

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Solution

The fourth proportional to 132,059.04, 197,990.08 and 79,456.24 is: 119,125.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,059.04 : 197,990.08 = 79,456.24 : x
  2. Step 2: Convert to fraction form
    132,059.04/197,990.08 = 79,456.24/x
  3. Step 3: Cross multiply
    132,059.04x = 197,990.08 × 79,456.24
  4. Step 4: Simplify right side
    132,059.04x = 15,731,547,314.10
  5. Step 5: Solve for x
    x = 15,731,547,314.10/132,059.04
  6. Step 6: Final answer
    x = 119,125.11

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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.