Home / 84,961.70-117,250.09-46,722.81

Finding the Fourth Proportional to 84,961.70, 117,250.09 and 46,722.81

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Solution

The fourth proportional to 84,961.70, 117,250.09 and 46,722.81 is: 64,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,961.70 : 117,250.09 = 46,722.81 : x
  2. Step 2: Convert to fraction form
    84,961.70/117,250.09 = 46,722.81/x
  3. Step 3: Cross multiply
    84,961.70x = 117,250.09 × 46,722.81
  4. Step 4: Simplify right side
    84,961.70x = 5,478,253,677.55
  5. Step 5: Solve for x
    x = 5,478,253,677.55/84,961.70
  6. Step 6: Final answer
    x = 64,479.10

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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.