Home / 67,838.18-93,604.61-40,962.68

Finding the Fourth Proportional to 67,838.18, 93,604.61 and 40,962.68

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Solution

The fourth proportional to 67,838.18, 93,604.61 and 40,962.68 is: 56,521.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,838.18 : 93,604.61 = 40,962.68 : x
  2. Step 2: Convert to fraction form
    67,838.18/93,604.61 = 40,962.68/x
  3. Step 3: Cross multiply
    67,838.18x = 93,604.61 × 40,962.68
  4. Step 4: Simplify right side
    67,838.18x = 3,834,295,671.36
  5. Step 5: Solve for x
    x = 3,834,295,671.36/67,838.18
  6. Step 6: Final answer
    x = 56,521.21

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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.