Home / 30,159.90-45,196.65-22,200.30

Finding the Fourth Proportional to 30,159.90, 45,196.65 and 22,200.30

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Solution

The fourth proportional to 30,159.90, 45,196.65 and 22,200.30 is: 33,268.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,159.90 : 45,196.65 = 22,200.30 : x
  2. Step 2: Convert to fraction form
    30,159.90/45,196.65 = 22,200.30/x
  3. Step 3: Cross multiply
    30,159.90x = 45,196.65 × 22,200.30
  4. Step 4: Simplify right side
    30,159.90x = 1,003,379,189.00
  5. Step 5: Solve for x
    x = 1,003,379,189.00/30,159.90
  6. Step 6: Final answer
    x = 33,268.65

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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.