Home / 181,288.95-250,214.54-115,835.91

Finding the Fourth Proportional to 181,288.95, 250,214.54 and 115,835.91

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Solution

The fourth proportional to 181,288.95, 250,214.54 and 115,835.91 is: 159,876.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,288.95 : 250,214.54 = 115,835.91 : x
  2. Step 2: Convert to fraction form
    181,288.95/250,214.54 = 115,835.91/x
  3. Step 3: Cross multiply
    181,288.95x = 250,214.54 × 115,835.91
  4. Step 4: Simplify right side
    181,288.95x = 28,983,828,356.95
  5. Step 5: Solve for x
    x = 28,983,828,356.95/181,288.95
  6. Step 6: Final answer
    x = 159,876.42

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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.