Home / 53,068.65-79,603.19-50,408.10

Finding the Fourth Proportional to 53,068.65, 79,603.19 and 50,408.10

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Solution

The fourth proportional to 53,068.65, 79,603.19 and 50,408.10 is: 75,612.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,068.65 : 79,603.19 = 50,408.10 : x
  2. Step 2: Convert to fraction form
    53,068.65/79,603.19 = 50,408.10/x
  3. Step 3: Cross multiply
    53,068.65x = 79,603.19 × 50,408.10
  4. Step 4: Simplify right side
    53,068.65x = 4,012,645,309.80
  5. Step 5: Solve for x
    x = 4,012,645,309.80/53,068.65
  6. Step 6: Final answer
    x = 75,612.35

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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.