Home / 146,567.97-220,221-93,284.45

Finding the Fourth Proportional to 146,567.97, 220,221 and 93,284.45

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Solution

The fourth proportional to 146,567.97, 220,221 and 93,284.45 is: 140,161.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,567.97 : 220,221 = 93,284.45 : x
  2. Step 2: Convert to fraction form
    146,567.97/220,221 = 93,284.45/x
  3. Step 3: Cross multiply
    146,567.97x = 220,221 × 93,284.45
  4. Step 4: Simplify right side
    146,567.97x = 20,543,193,762.35
  5. Step 5: Solve for x
    x = 20,543,193,762.35/146,567.97
  6. Step 6: Final answer
    x = 140,161.55

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1.5x scale

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.