Home / 194,946.16-292,429.55-54,715.72

Finding the Fourth Proportional to 194,946.16, 292,429.55 and 54,715.72

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Solution

The fourth proportional to 194,946.16, 292,429.55 and 54,715.72 is: 82,076.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,946.16 : 292,429.55 = 54,715.72 : x
  2. Step 2: Convert to fraction form
    194,946.16/292,429.55 = 54,715.72/x
  3. Step 3: Cross multiply
    194,946.16x = 292,429.55 × 54,715.72
  4. Step 4: Simplify right side
    194,946.16x = 16,000,491,641.80
  5. Step 5: Solve for x
    x = 16,000,491,641.80/194,946.16
  6. Step 6: Final answer
    x = 82,076.47

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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.