Home / 126,288.33-174,300.47-75,304.34

Finding the Fourth Proportional to 126,288.33, 174,300.47 and 75,304.34

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Solution

The fourth proportional to 126,288.33, 174,300.47 and 75,304.34 is: 103,933.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,288.33 : 174,300.47 = 75,304.34 : x
  2. Step 2: Convert to fraction form
    126,288.33/174,300.47 = 75,304.34/x
  3. Step 3: Cross multiply
    126,288.33x = 174,300.47 × 75,304.34
  4. Step 4: Simplify right side
    126,288.33x = 13,125,581,855.04
  5. Step 5: Solve for x
    x = 13,125,581,855.04/126,288.33
  6. Step 6: Final answer
    x = 103,933.45

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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.