Home / 93,940.08-129,635.82-51,498.90

Finding the Fourth Proportional to 93,940.08, 129,635.82 and 51,498.90

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Solution

The fourth proportional to 93,940.08, 129,635.82 and 51,498.90 is: 71,067.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,940.08 : 129,635.82 = 51,498.90 : x
  2. Step 2: Convert to fraction form
    93,940.08/129,635.82 = 51,498.90/x
  3. Step 3: Cross multiply
    93,940.08x = 129,635.82 × 51,498.90
  4. Step 4: Simplify right side
    93,940.08x = 6,676,102,130.60
  5. Step 5: Solve for x
    x = 6,676,102,130.60/93,940.08
  6. Step 6: Final answer
    x = 71,067.66

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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.