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Finding the Fourth Proportional to 93,551.94, 129,104.58 and 51,109.56

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Solution

The fourth proportional to 93,551.94, 129,104.58 and 51,109.56 is: 70,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,551.94 : 129,104.58 = 51,109.56 : x
  2. Step 2: Convert to fraction form
    93,551.94/129,104.58 = 51,109.56/x
  3. Step 3: Cross multiply
    93,551.94x = 129,104.58 × 51,109.56
  4. Step 4: Simplify right side
    93,551.94x = 6,598,478,277.78
  5. Step 5: Solve for x
    x = 6,598,478,277.78/93,551.94
  6. Step 6: Final answer
    x = 70,532.78

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Double scale
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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.