Home / 67,297.10-92,861.88-38,615.18

Finding the Fourth Proportional to 67,297.10, 92,861.88 and 38,615.18

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Solution

The fourth proportional to 67,297.10, 92,861.88 and 38,615.18 is: 53,284.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,297.10 : 92,861.88 = 38,615.18 : x
  2. Step 2: Convert to fraction form
    67,297.10/92,861.88 = 38,615.18/x
  3. Step 3: Cross multiply
    67,297.10x = 92,861.88 × 38,615.18
  4. Step 4: Simplify right side
    67,297.10x = 3,585,878,211.34
  5. Step 5: Solve for x
    x = 3,585,878,211.34/67,297.10
  6. Step 6: Final answer
    x = 53,284.29

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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.