Home / 93,684.18-140,490.96-30,487.74

Finding the Fourth Proportional to 93,684.18, 140,490.96 and 30,487.74

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Solution

The fourth proportional to 93,684.18, 140,490.96 and 30,487.74 is: 45,720.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,684.18 : 140,490.96 = 30,487.74 : x
  2. Step 2: Convert to fraction form
    93,684.18/140,490.96 = 30,487.74/x
  3. Step 3: Cross multiply
    93,684.18x = 140,490.96 × 30,487.74
  4. Step 4: Simplify right side
    93,684.18x = 4,283,251,860.83
  5. Step 5: Solve for x
    x = 4,283,251,860.83/93,684.18
  6. Step 6: Final answer
    x = 45,720.12

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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.