Home / 67,155.76-92,679.72-44,455.12

Finding the Fourth Proportional to 67,155.76, 92,679.72 and 44,455.12

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Solution

The fourth proportional to 67,155.76, 92,679.72 and 44,455.12 is: 61,351.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,155.76 : 92,679.72 = 44,455.12 : x
  2. Step 2: Convert to fraction form
    67,155.76/92,679.72 = 44,455.12/x
  3. Step 3: Cross multiply
    67,155.76x = 92,679.72 × 44,455.12
  4. Step 4: Simplify right side
    67,155.76x = 4,120,088,074.17
  5. Step 5: Solve for x
    x = 4,120,088,074.17/67,155.76
  6. Step 6: Final answer
    x = 61,351.22

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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.