Home / 98,276.97-135,622.22-55,835.55

Finding the Fourth Proportional to 98,276.97, 135,622.22 and 55,835.55

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Solution

The fourth proportional to 98,276.97, 135,622.22 and 55,835.55 is: 77,053.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,276.97 : 135,622.22 = 55,835.55 : x
  2. Step 2: Convert to fraction form
    98,276.97/135,622.22 = 55,835.55/x
  3. Step 3: Cross multiply
    98,276.97x = 135,622.22 × 55,835.55
  4. Step 4: Simplify right side
    98,276.97x = 7,572,540,966.74
  5. Step 5: Solve for x
    x = 7,572,540,966.74/98,276.97
  6. Step 6: Final answer
    x = 77,053.06

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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.