Home / 253,899.90-350,222.54-163,373.49

Finding the Fourth Proportional to 253,899.90, 350,222.54 and 163,373.49

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Solution

The fourth proportional to 253,899.90, 350,222.54 and 163,373.49 is: 225,352.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,899.90 : 350,222.54 = 163,373.49 : x
  2. Step 2: Convert to fraction form
    253,899.90/350,222.54 = 163,373.49/x
  3. Step 3: Cross multiply
    253,899.90x = 350,222.54 × 163,373.49
  4. Step 4: Simplify right side
    253,899.90x = 57,217,077,819.60
  5. Step 5: Solve for x
    x = 57,217,077,819.60/253,899.90
  6. Step 6: Final answer
    x = 225,352.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.