Home / 146,712.84-220,033.86-67,751.16

Finding the Fourth Proportional to 146,712.84, 220,033.86 and 67,751.16

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Solution

The fourth proportional to 146,712.84, 220,033.86 and 67,751.16 is: 101,610.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,712.84 : 220,033.86 = 67,751.16 : x
  2. Step 2: Convert to fraction form
    146,712.84/220,033.86 = 67,751.16/x
  3. Step 3: Cross multiply
    146,712.84x = 220,033.86 × 67,751.16
  4. Step 4: Simplify right side
    146,712.84x = 14,907,549,254.28
  5. Step 5: Solve for x
    x = 14,907,549,254.28/146,712.84
  6. Step 6: Final answer
    x = 101,610.39

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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.