Home / 53,239.08-79,913.98-39,214.94

Finding the Fourth Proportional to 53,239.08, 79,913.98 and 39,214.94

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Solution

The fourth proportional to 53,239.08, 79,913.98 and 39,214.94 is: 58,863.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,239.08 : 79,913.98 = 39,214.94 : x
  2. Step 2: Convert to fraction form
    53,239.08/79,913.98 = 39,214.94/x
  3. Step 3: Cross multiply
    53,239.08x = 79,913.98 × 39,214.94
  4. Step 4: Simplify right side
    53,239.08x = 3,133,821,930.86
  5. Step 5: Solve for x
    x = 3,133,821,930.86/53,239.08
  6. Step 6: Final answer
    x = 58,863.19

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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.