Home / 136,271.21-204,434.15-47,500.88

Finding the Fourth Proportional to 136,271.21, 204,434.15 and 47,500.88

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Solution

The fourth proportional to 136,271.21, 204,434.15 and 47,500.88 is: 71,260.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,271.21 : 204,434.15 = 47,500.88 : x
  2. Step 2: Convert to fraction form
    136,271.21/204,434.15 = 47,500.88/x
  3. Step 3: Cross multiply
    136,271.21x = 204,434.15 × 47,500.88
  4. Step 4: Simplify right side
    136,271.21x = 9,710,800,767.38
  5. Step 5: Solve for x
    x = 9,710,800,767.38/136,271.21
  6. Step 6: Final answer
    x = 71,260.84

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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.