Home / 67,356.61-92,962.94-40,133.93

Finding the Fourth Proportional to 67,356.61, 92,962.94 and 40,133.93

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Solution

The fourth proportional to 67,356.61, 92,962.94 and 40,133.93 is: 55,391.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,356.61 : 92,962.94 = 40,133.93 : x
  2. Step 2: Convert to fraction form
    67,356.61/92,962.94 = 40,133.93/x
  3. Step 3: Cross multiply
    67,356.61x = 92,962.94 × 40,133.93
  4. Step 4: Simplify right side
    67,356.61x = 3,730,968,126.55
  5. Step 5: Solve for x
    x = 3,730,968,126.55/67,356.61
  6. Step 6: Final answer
    x = 55,391.27

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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.