Home / 67,177.42-92,605.46-42,975.77

Finding the Fourth Proportional to 67,177.42, 92,605.46 and 42,975.77

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Solution

The fourth proportional to 67,177.42, 92,605.46 and 42,975.77 is: 59,242.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,177.42 : 92,605.46 = 42,975.77 : x
  2. Step 2: Convert to fraction form
    67,177.42/92,605.46 = 42,975.77/x
  3. Step 3: Cross multiply
    67,177.42x = 92,605.46 × 42,975.77
  4. Step 4: Simplify right side
    67,177.42x = 3,979,790,271.80
  5. Step 5: Solve for x
    x = 3,979,790,271.80/67,177.42
  6. Step 6: Final answer
    x = 59,242.98

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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.