Home / 126,801.04-190,203.72-47,952.40

Finding the Fourth Proportional to 126,801.04, 190,203.72 and 47,952.40

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Solution

The fourth proportional to 126,801.04, 190,203.72 and 47,952.40 is: 71,929.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,801.04 : 190,203.72 = 47,952.40 : x
  2. Step 2: Convert to fraction form
    126,801.04/190,203.72 = 47,952.40/x
  3. Step 3: Cross multiply
    126,801.04x = 190,203.72 × 47,952.40
  4. Step 4: Simplify right side
    126,801.04x = 9,120,724,862.93
  5. Step 5: Solve for x
    x = 9,120,724,862.93/126,801.04
  6. Step 6: Final answer
    x = 71,929.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.