Home / 67,253.09-92,820.36-51,307.43

Finding the Fourth Proportional to 67,253.09, 92,820.36 and 51,307.43

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Solution

The fourth proportional to 67,253.09, 92,820.36 and 51,307.43 is: 70,812.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,253.09 : 92,820.36 = 51,307.43 : x
  2. Step 2: Convert to fraction form
    67,253.09/92,820.36 = 51,307.43/x
  3. Step 3: Cross multiply
    67,253.09x = 92,820.36 × 51,307.43
  4. Step 4: Simplify right side
    67,253.09x = 4,762,374,123.27
  5. Step 5: Solve for x
    x = 4,762,374,123.27/67,253.09
  6. Step 6: Final answer
    x = 70,812.72

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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.