Home / 127,284.09-175,683.80-73,600.06

Finding the Fourth Proportional to 127,284.09, 175,683.80 and 73,600.06

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Solution

The fourth proportional to 127,284.09, 175,683.80 and 73,600.06 is: 101,586.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,284.09 : 175,683.80 = 73,600.06 : x
  2. Step 2: Convert to fraction form
    127,284.09/175,683.80 = 73,600.06/x
  3. Step 3: Cross multiply
    127,284.09x = 175,683.80 × 73,600.06
  4. Step 4: Simplify right side
    127,284.09x = 12,930,338,221.03
  5. Step 5: Solve for x
    x = 12,930,338,221.03/127,284.09
  6. Step 6: Final answer
    x = 101,586.45

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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.