Home / 81,841.08-112,939.57-46,031.07

Finding the Fourth Proportional to 81,841.08, 112,939.57 and 46,031.07

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Solution

The fourth proportional to 81,841.08, 112,939.57 and 46,031.07 is: 63,522.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,841.08 : 112,939.57 = 46,031.07 : x
  2. Step 2: Convert to fraction form
    81,841.08/112,939.57 = 46,031.07/x
  3. Step 3: Cross multiply
    81,841.08x = 112,939.57 × 46,031.07
  4. Step 4: Simplify right side
    81,841.08x = 5,198,729,022.28
  5. Step 5: Solve for x
    x = 5,198,729,022.28/81,841.08
  6. Step 6: Final answer
    x = 63,522.25

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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.