Home / 67,364.22-92,962.59-38,685.75

Finding the Fourth Proportional to 67,364.22, 92,962.59 and 38,685.75

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Solution

The fourth proportional to 67,364.22, 92,962.59 and 38,685.75 is: 53,386.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,364.22 : 92,962.59 = 38,685.75 : x
  2. Step 2: Convert to fraction form
    67,364.22/92,962.59 = 38,685.75/x
  3. Step 3: Cross multiply
    67,364.22x = 92,962.59 × 38,685.75
  4. Step 4: Simplify right side
    67,364.22x = 3,596,327,516.09
  5. Step 5: Solve for x
    x = 3,596,327,516.09/67,364.22
  6. Step 6: Final answer
    x = 53,386.32

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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.