Home / 102,164.43-153,245.10-45,964.85

Finding the Fourth Proportional to 102,164.43, 153,245.10 and 45,964.85

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Solution

The fourth proportional to 102,164.43, 153,245.10 and 45,964.85 is: 68,946.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,164.43 : 153,245.10 = 45,964.85 : x
  2. Step 2: Convert to fraction form
    102,164.43/153,245.10 = 45,964.85/x
  3. Step 3: Cross multiply
    102,164.43x = 153,245.10 × 45,964.85
  4. Step 4: Simplify right side
    102,164.43x = 7,043,887,038.69
  5. Step 5: Solve for x
    x = 7,043,887,038.69/102,164.43
  6. Step 6: Final answer
    x = 68,946.57

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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.