Home / 94,663.08-142,008.48-28,095.12

Finding the Fourth Proportional to 94,663.08, 142,008.48 and 28,095.12

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Solution

The fourth proportional to 94,663.08, 142,008.48 and 28,095.12 is: 42,146.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,663.08 : 142,008.48 = 28,095.12 : x
  2. Step 2: Convert to fraction form
    94,663.08/142,008.48 = 28,095.12/x
  3. Step 3: Cross multiply
    94,663.08x = 142,008.48 × 28,095.12
  4. Step 4: Simplify right side
    94,663.08x = 3,989,745,286.62
  5. Step 5: Solve for x
    x = 3,989,745,286.62/94,663.08
  6. Step 6: Final answer
    x = 42,146.79

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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.