Home / 94,774.96-142,114.89-31,572.86

Finding the Fourth Proportional to 94,774.96, 142,114.89 and 31,572.86

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Solution

The fourth proportional to 94,774.96, 142,114.89 and 31,572.86 is: 47,343.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,774.96 : 142,114.89 = 31,572.86 : x
  2. Step 2: Convert to fraction form
    94,774.96/142,114.89 = 31,572.86/x
  3. Step 3: Cross multiply
    94,774.96x = 142,114.89 × 31,572.86
  4. Step 4: Simplify right side
    94,774.96x = 4,486,972,815.31
  5. Step 5: Solve for x
    x = 4,486,972,815.31/94,774.96
  6. Step 6: Final answer
    x = 47,343.44

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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.