Home / 63,813.20-95,719.80-60,751.40

Finding the Fourth Proportional to 63,813.20, 95,719.80 and 60,751.40

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Solution

The fourth proportional to 63,813.20, 95,719.80 and 60,751.40 is: 91,127.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,813.20 : 95,719.80 = 60,751.40 : x
  2. Step 2: Convert to fraction form
    63,813.20/95,719.80 = 60,751.40/x
  3. Step 3: Cross multiply
    63,813.20x = 95,719.80 × 60,751.40
  4. Step 4: Simplify right side
    63,813.20x = 5,815,111,857.72
  5. Step 5: Solve for x
    x = 5,815,111,857.72/63,813.20
  6. Step 6: Final answer
    x = 91,127.10

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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.