Home / 94,920.75-142,404.93-28,360.62

Finding the Fourth Proportional to 94,920.75, 142,404.93 and 28,360.62

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Solution

The fourth proportional to 94,920.75, 142,404.93 and 28,360.62 is: 42,548.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,920.75 : 142,404.93 = 28,360.62 : x
  2. Step 2: Convert to fraction form
    94,920.75/142,404.93 = 28,360.62/x
  3. Step 3: Cross multiply
    94,920.75x = 142,404.93 × 28,360.62
  4. Step 4: Simplify right side
    94,920.75x = 4,038,692,105.86
  5. Step 5: Solve for x
    x = 4,038,692,105.86/94,920.75
  6. Step 6: Final answer
    x = 42,548.04

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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.