Home / 64,208.08-88,616.84-39,052.72

Finding the Fourth Proportional to 64,208.08, 88,616.84 and 39,052.72

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Solution

The fourth proportional to 64,208.08, 88,616.84 and 39,052.72 is: 53,898.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,208.08 : 88,616.84 = 39,052.72 : x
  2. Step 2: Convert to fraction form
    64,208.08/88,616.84 = 39,052.72/x
  3. Step 3: Cross multiply
    64,208.08x = 88,616.84 × 39,052.72
  4. Step 4: Simplify right side
    64,208.08x = 3,460,728,639.80
  5. Step 5: Solve for x
    x = 3,460,728,639.80/64,208.08
  6. Step 6: Final answer
    x = 53,898.65

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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.