Home / 117,913.08-162,711.83-66,926.84

Finding the Fourth Proportional to 117,913.08, 162,711.83 and 66,926.84

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Solution

The fourth proportional to 117,913.08, 162,711.83 and 66,926.84 is: 92,354.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,913.08 : 162,711.83 = 66,926.84 : x
  2. Step 2: Convert to fraction form
    117,913.08/162,711.83 = 66,926.84/x
  3. Step 3: Cross multiply
    117,913.08x = 162,711.83 × 66,926.84
  4. Step 4: Simplify right side
    117,913.08x = 10,889,789,339.16
  5. Step 5: Solve for x
    x = 10,889,789,339.16/117,913.08
  6. Step 6: Final answer
    x = 92,354.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.