Home / 49,140.36-73,710.14-14,080.05

Finding the Fourth Proportional to 49,140.36, 73,710.14 and 14,080.05

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Solution

The fourth proportional to 49,140.36, 73,710.14 and 14,080.05 is: 21,119.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,140.36 : 73,710.14 = 14,080.05 : x
  2. Step 2: Convert to fraction form
    49,140.36/73,710.14 = 14,080.05/x
  3. Step 3: Cross multiply
    49,140.36x = 73,710.14 × 14,080.05
  4. Step 4: Simplify right side
    49,140.36x = 1,037,842,386.31
  5. Step 5: Solve for x
    x = 1,037,842,386.31/49,140.36
  6. Step 6: Final answer
    x = 21,119.96

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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.