Home / 93,836.08-140,755.92-30,656.38

Finding the Fourth Proportional to 93,836.08, 140,755.92 and 30,656.38

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Solution

The fourth proportional to 93,836.08, 140,755.92 and 30,656.38 is: 45,985.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,836.08 : 140,755.92 = 30,656.38 : x
  2. Step 2: Convert to fraction form
    93,836.08/140,755.92 = 30,656.38/x
  3. Step 3: Cross multiply
    93,836.08x = 140,755.92 × 30,656.38
  4. Step 4: Simplify right side
    93,836.08x = 4,315,066,970.77
  5. Step 5: Solve for x
    x = 4,315,066,970.77/93,836.08
  6. Step 6: Final answer
    x = 45,985.16

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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.