Home / 132,758.52-199,137.78-39,256.98

Finding the Fourth Proportional to 132,758.52, 199,137.78 and 39,256.98

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Solution

The fourth proportional to 132,758.52, 199,137.78 and 39,256.98 is: 58,885.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,758.52 : 199,137.78 = 39,256.98 : x
  2. Step 2: Convert to fraction form
    132,758.52/199,137.78 = 39,256.98/x
  3. Step 3: Cross multiply
    132,758.52x = 199,137.78 × 39,256.98
  4. Step 4: Simplify right side
    132,758.52x = 7,817,547,846.70
  5. Step 5: Solve for x
    x = 7,817,547,846.70/132,758.52
  6. Step 6: Final answer
    x = 58,885.47

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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.