Home / 358,992.19-538,552.32-119,120.50

Finding the Fourth Proportional to 358,992.19, 538,552.32 and 119,120.50

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Solution

The fourth proportional to 358,992.19, 538,552.32 and 119,120.50 is: 178,702.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,992.19 : 538,552.32 = 119,120.50 : x
  2. Step 2: Convert to fraction form
    358,992.19/538,552.32 = 119,120.50/x
  3. Step 3: Cross multiply
    358,992.19x = 538,552.32 × 119,120.50
  4. Step 4: Simplify right side
    358,992.19x = 64,152,621,634.56
  5. Step 5: Solve for x
    x = 64,152,621,634.56/358,992.19
  6. Step 6: Final answer
    x = 178,702.00

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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.