Home / 84,188.48-126,173.77-34,210.56

Finding the Fourth Proportional to 84,188.48, 126,173.77 and 34,210.56

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Solution

The fourth proportional to 84,188.48, 126,173.77 and 34,210.56 is: 51,271.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,188.48 : 126,173.77 = 34,210.56 : x
  2. Step 2: Convert to fraction form
    84,188.48/126,173.77 = 34,210.56/x
  3. Step 3: Cross multiply
    84,188.48x = 126,173.77 × 34,210.56
  4. Step 4: Simplify right side
    84,188.48x = 4,316,475,716.64
  5. Step 5: Solve for x
    x = 4,316,475,716.64/84,188.48
  6. Step 6: Final answer
    x = 51,271.58

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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.