Home / 67,271.64-92,851.32-38,993.76

Finding the Fourth Proportional to 67,271.64, 92,851.32 and 38,993.76

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Solution

The fourth proportional to 67,271.64, 92,851.32 and 38,993.76 is: 53,820.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,271.64 : 92,851.32 = 38,993.76 : x
  2. Step 2: Convert to fraction form
    67,271.64/92,851.32 = 38,993.76/x
  3. Step 3: Cross multiply
    67,271.64x = 92,851.32 × 38,993.76
  4. Step 4: Simplify right side
    67,271.64x = 3,620,622,087.76
  5. Step 5: Solve for x
    x = 3,620,622,087.76/67,271.64
  6. Step 6: Final answer
    x = 53,820.93

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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.