Home / 125,303,188.08-172,915,794-69,545,337.56

Finding the Fourth Proportional to 125,303,188.08, 172,915,794 and 69,545,337.56

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Solution

The fourth proportional to 125,303,188.08, 172,915,794 and 69,545,337.56 is: 95,971,119.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,303,188.08 : 172,915,794 = 69,545,337.56 : x
  2. Step 2: Convert to fraction form
    125,303,188.08/172,915,794 = 69,545,337.56/x
  3. Step 3: Cross multiply
    125,303,188.08x = 172,915,794 × 69,545,337.56
  4. Step 4: Simplify right side
    125,303,188.08x = 12,025,487,263,185,424
  5. Step 5: Solve for x
    x = 12,025,487,263,185,424/125,303,188.08
  6. Step 6: Final answer
    x = 95,971,119.71

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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.