Home / 92,958.03-128,281.59-50,516.73

Finding the Fourth Proportional to 92,958.03, 128,281.59 and 50,516.73

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Solution

The fourth proportional to 92,958.03, 128,281.59 and 50,516.73 is: 69,712.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,958.03 : 128,281.59 = 50,516.73 : x
  2. Step 2: Convert to fraction form
    92,958.03/128,281.59 = 50,516.73/x
  3. Step 3: Cross multiply
    92,958.03x = 128,281.59 × 50,516.73
  4. Step 4: Simplify right side
    92,958.03x = 6,480,366,446.00
  5. Step 5: Solve for x
    x = 6,480,366,446.00/92,958.03
  6. Step 6: Final answer
    x = 69,712.82

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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.