Home / 64,080.36-88,435.78-47,162.06

Finding the Fourth Proportional to 64,080.36, 88,435.78 and 47,162.06

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Solution

The fourth proportional to 64,080.36, 88,435.78 and 47,162.06 is: 65,087.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,080.36 : 88,435.78 = 47,162.06 : x
  2. Step 2: Convert to fraction form
    64,080.36/88,435.78 = 47,162.06/x
  3. Step 3: Cross multiply
    64,080.36x = 88,435.78 × 47,162.06
  4. Step 4: Simplify right side
    64,080.36x = 4,170,813,562.51
  5. Step 5: Solve for x
    x = 4,170,813,562.51/64,080.36
  6. Step 6: Final answer
    x = 65,087.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.