Home / 63,033.05-86,985.36-34,738.74

Finding the Fourth Proportional to 63,033.05, 86,985.36 and 34,738.74

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Solution

The fourth proportional to 63,033.05, 86,985.36 and 34,738.74 is: 47,939.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,033.05 : 86,985.36 = 34,738.74 : x
  2. Step 2: Convert to fraction form
    63,033.05/86,985.36 = 34,738.74/x
  3. Step 3: Cross multiply
    63,033.05x = 86,985.36 × 34,738.74
  4. Step 4: Simplify right side
    63,033.05x = 3,021,761,804.85
  5. Step 5: Solve for x
    x = 3,021,761,804.85/63,033.05
  6. Step 6: Final answer
    x = 47,939.32

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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.