Home / 84,630.12-126,945.18-22,300.62

Finding the Fourth Proportional to 84,630.12, 126,945.18 and 22,300.62

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Solution

The fourth proportional to 84,630.12, 126,945.18 and 22,300.62 is: 33,450.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,630.12 : 126,945.18 = 22,300.62 : x
  2. Step 2: Convert to fraction form
    84,630.12/126,945.18 = 22,300.62/x
  3. Step 3: Cross multiply
    84,630.12x = 126,945.18 × 22,300.62
  4. Step 4: Simplify right side
    84,630.12x = 2,830,956,220.01
  5. Step 5: Solve for x
    x = 2,830,956,220.01/84,630.12
  6. Step 6: Final answer
    x = 33,450.93

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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.