Home / 52,176.10-78,257.22-14,739.57

Finding the Fourth Proportional to 52,176.10, 78,257.22 and 14,739.57

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Solution

The fourth proportional to 52,176.10, 78,257.22 and 14,739.57 is: 22,107.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,176.10 : 78,257.22 = 14,739.57 : x
  2. Step 2: Convert to fraction form
    52,176.10/78,257.22 = 14,739.57/x
  3. Step 3: Cross multiply
    52,176.10x = 78,257.22 × 14,739.57
  4. Step 4: Simplify right side
    52,176.10x = 1,153,477,714.89
  5. Step 5: Solve for x
    x = 1,153,477,714.89/52,176.10
  6. Step 6: Final answer
    x = 22,107.40

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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.