Home / 67,175.95-92,639.88-41,686.45

Finding the Fourth Proportional to 67,175.95, 92,639.88 and 41,686.45

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Solution

The fourth proportional to 67,175.95, 92,639.88 and 41,686.45 is: 57,488.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,175.95 : 92,639.88 = 41,686.45 : x
  2. Step 2: Convert to fraction form
    67,175.95/92,639.88 = 41,686.45/x
  3. Step 3: Cross multiply
    67,175.95x = 92,639.88 × 41,686.45
  4. Step 4: Simplify right side
    67,175.95x = 3,861,827,725.63
  5. Step 5: Solve for x
    x = 3,861,827,725.63/67,175.95
  6. Step 6: Final answer
    x = 57,488.25

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1.5x scale

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.