Home / 93,505.28-140,260.74-30,323.66

Finding the Fourth Proportional to 93,505.28, 140,260.74 and 30,323.66

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Solution

The fourth proportional to 93,505.28, 140,260.74 and 30,323.66 is: 45,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,505.28 : 140,260.74 = 30,323.66 : x
  2. Step 2: Convert to fraction form
    93,505.28/140,260.74 = 30,323.66/x
  3. Step 3: Cross multiply
    93,505.28x = 140,260.74 × 30,323.66
  4. Step 4: Simplify right side
    93,505.28x = 4,253,218,289.80
  5. Step 5: Solve for x
    x = 4,253,218,289.80/93,505.28
  6. Step 6: Final answer
    x = 45,486.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.