Home / 127,669.62-175,803.66-124,837.32

Finding the Fourth Proportional to 127,669.62, 175,803.66 and 124,837.32

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Solution

The fourth proportional to 127,669.62, 175,803.66 and 124,837.32 is: 171,903.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,669.62 : 175,803.66 = 124,837.32 : x
  2. Step 2: Convert to fraction form
    127,669.62/175,803.66 = 124,837.32/x
  3. Step 3: Cross multiply
    127,669.62x = 175,803.66 × 124,837.32
  4. Step 4: Simplify right side
    127,669.62x = 21,946,857,760.59
  5. Step 5: Solve for x
    x = 21,946,857,760.59/127,669.62
  6. Step 6: Final answer
    x = 171,903.53

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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.