Home / 52,710.10-79,078.65-30,483.70

Finding the Fourth Proportional to 52,710.10, 79,078.65 and 30,483.70

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Solution

The fourth proportional to 52,710.10, 79,078.65 and 30,483.70 is: 45,733.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,710.10 : 79,078.65 = 30,483.70 : x
  2. Step 2: Convert to fraction form
    52,710.10/79,078.65 = 30,483.70/x
  3. Step 3: Cross multiply
    52,710.10x = 79,078.65 × 30,483.70
  4. Step 4: Simplify right side
    52,710.10x = 2,410,609,843.01
  5. Step 5: Solve for x
    x = 2,410,609,843.01/52,710.10
  6. Step 6: Final answer
    x = 45,733.36

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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.