Home / 93,727.55-140,521.05-30,509.88

Finding the Fourth Proportional to 93,727.55, 140,521.05 and 30,509.88

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Solution

The fourth proportional to 93,727.55, 140,521.05 and 30,509.88 is: 45,741.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,727.55 : 140,521.05 = 30,509.88 : x
  2. Step 2: Convert to fraction form
    93,727.55/140,521.05 = 30,509.88/x
  3. Step 3: Cross multiply
    93,727.55x = 140,521.05 × 30,509.88
  4. Step 4: Simplify right side
    93,727.55x = 4,287,280,372.97
  5. Step 5: Solve for x
    x = 4,287,280,372.97/93,727.55
  6. Step 6: Final answer
    x = 45,741.95

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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.