Home / 220,220.52-303,615.13-158,915.26

Finding the Fourth Proportional to 220,220.52, 303,615.13 and 158,915.26

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Solution

The fourth proportional to 220,220.52, 303,615.13 and 158,915.26 is: 219,094.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,220.52 : 303,615.13 = 158,915.26 : x
  2. Step 2: Convert to fraction form
    220,220.52/303,615.13 = 158,915.26/x
  3. Step 3: Cross multiply
    220,220.52x = 303,615.13 × 158,915.26
  4. Step 4: Simplify right side
    220,220.52x = 48,249,077,323.88
  5. Step 5: Solve for x
    x = 48,249,077,323.88/220,220.52
  6. Step 6: Final answer
    x = 219,094.38

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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.