Home / 63,106.86-87,087.72-34,427.13

Finding the Fourth Proportional to 63,106.86, 87,087.72 and 34,427.13

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Solution

The fourth proportional to 63,106.86, 87,087.72 and 34,427.13 is: 47,509.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,106.86 : 87,087.72 = 34,427.13 : x
  2. Step 2: Convert to fraction form
    63,106.86/87,087.72 = 34,427.13/x
  3. Step 3: Cross multiply
    63,106.86x = 87,087.72 × 34,427.13
  4. Step 4: Simplify right side
    63,106.86x = 2,998,180,257.84
  5. Step 5: Solve for x
    x = 2,998,180,257.84/63,106.86
  6. Step 6: Final answer
    x = 47,509.58

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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.