Home / 93,738.60-129,359.08-51,297.12

Finding the Fourth Proportional to 93,738.60, 129,359.08 and 51,297.12

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Solution

The fourth proportional to 93,738.60, 129,359.08 and 51,297.12 is: 70,789.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,738.60 : 129,359.08 = 51,297.12 : x
  2. Step 2: Convert to fraction form
    93,738.60/129,359.08 = 51,297.12/x
  3. Step 3: Cross multiply
    93,738.60x = 129,359.08 × 51,297.12
  4. Step 4: Simplify right side
    93,738.60x = 6,635,748,249.85
  5. Step 5: Solve for x
    x = 6,635,748,249.85/93,738.60
  6. Step 6: Final answer
    x = 70,789.92

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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.