Home / 67,845.70-93,565.80-42,354.41

Finding the Fourth Proportional to 67,845.70, 93,565.80 and 42,354.41

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Solution

The fourth proportional to 67,845.70, 93,565.80 and 42,354.41 is: 58,410.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,845.70 : 93,565.80 = 42,354.41 : x
  2. Step 2: Convert to fraction form
    67,845.70/93,565.80 = 42,354.41/x
  3. Step 3: Cross multiply
    67,845.70x = 93,565.80 × 42,354.41
  4. Step 4: Simplify right side
    67,845.70x = 3,962,924,255.18
  5. Step 5: Solve for x
    x = 3,962,924,255.18/67,845.70
  6. Step 6: Final answer
    x = 58,410.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.