Home / 82,031.16-113,195.88-46,214.76

Finding the Fourth Proportional to 82,031.16, 113,195.88 and 46,214.76

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Solution

The fourth proportional to 82,031.16, 113,195.88 and 46,214.76 is: 63,772.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,031.16 : 113,195.88 = 46,214.76 : x
  2. Step 2: Convert to fraction form
    82,031.16/113,195.88 = 46,214.76/x
  3. Step 3: Cross multiply
    82,031.16x = 113,195.88 × 46,214.76
  4. Step 4: Simplify right side
    82,031.16x = 5,231,320,427.19
  5. Step 5: Solve for x
    x = 5,231,320,427.19/82,031.16
  6. Step 6: Final answer
    x = 63,772.36

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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.