Home / 125,565.37-188,345.47-36,816.91

Finding the Fourth Proportional to 125,565.37, 188,345.47 and 36,816.91

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Solution

The fourth proportional to 125,565.37, 188,345.47 and 36,816.91 is: 55,224.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,565.37 : 188,345.47 = 36,816.91 : x
  2. Step 2: Convert to fraction form
    125,565.37/188,345.47 = 36,816.91/x
  3. Step 3: Cross multiply
    125,565.37x = 188,345.47 × 36,816.91
  4. Step 4: Simplify right side
    125,565.37x = 6,934,298,217.90
  5. Step 5: Solve for x
    x = 6,934,298,217.90/125,565.37
  6. Step 6: Final answer
    x = 55,224.61

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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.