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Finding the Fourth Proportional to 93,923.44, 129,613.76 and 51,483.76

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Solution

The fourth proportional to 93,923.44, 129,613.76 and 51,483.76 is: 71,047.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,923.44 : 129,613.76 = 51,483.76 : x
  2. Step 2: Convert to fraction form
    93,923.44/129,613.76 = 51,483.76/x
  3. Step 3: Cross multiply
    93,923.44x = 129,613.76 × 51,483.76
  4. Step 4: Simplify right side
    93,923.44x = 6,673,003,712.54
  5. Step 5: Solve for x
    x = 6,673,003,712.54/93,923.44
  6. Step 6: Final answer
    x = 71,047.27

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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.