Home / 136,322.74-204,516.54-42,828.52

Finding the Fourth Proportional to 136,322.74, 204,516.54 and 42,828.52

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Solution

The fourth proportional to 136,322.74, 204,516.54 and 42,828.52 is: 64,252.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,322.74 : 204,516.54 = 42,828.52 : x
  2. Step 2: Convert to fraction form
    136,322.74/204,516.54 = 42,828.52/x
  3. Step 3: Cross multiply
    136,322.74x = 204,516.54 × 42,828.52
  4. Step 4: Simplify right side
    136,322.74x = 8,759,140,723.72
  5. Step 5: Solve for x
    x = 8,759,140,723.72/136,322.74
  6. Step 6: Final answer
    x = 64,252.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.