Home / 64,585.23-89,138.33-37,727.66

Finding the Fourth Proportional to 64,585.23, 89,138.33 and 37,727.66

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Solution

The fourth proportional to 64,585.23, 89,138.33 and 37,727.66 is: 52,070.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,585.23 : 89,138.33 = 37,727.66 : x
  2. Step 2: Convert to fraction form
    64,585.23/89,138.33 = 37,727.66/x
  3. Step 3: Cross multiply
    64,585.23x = 89,138.33 × 37,727.66
  4. Step 4: Simplify right side
    64,585.23x = 3,362,979,972.88
  5. Step 5: Solve for x
    x = 3,362,979,972.88/64,585.23
  6. Step 6: Final answer
    x = 52,070.42

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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.