Home / 185,028.52-255,345.54-113,394.70

Finding the Fourth Proportional to 185,028.52, 255,345.54 and 113,394.70

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Solution

The fourth proportional to 185,028.52, 255,345.54 and 113,394.70 is: 156,488.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,028.52 : 255,345.54 = 113,394.70 : x
  2. Step 2: Convert to fraction form
    185,028.52/255,345.54 = 113,394.70/x
  3. Step 3: Cross multiply
    185,028.52x = 255,345.54 × 113,394.70
  4. Step 4: Simplify right side
    185,028.52x = 28,954,830,904.64
  5. Step 5: Solve for x
    x = 28,954,830,904.64/185,028.52
  6. Step 6: Final answer
    x = 156,488.47

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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.