Home / 127,542.58-191,050.35-74,793.22

Finding the Fourth Proportional to 127,542.58, 191,050.35 and 74,793.22

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Solution

The fourth proportional to 127,542.58, 191,050.35 and 74,793.22 is: 112,035.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,542.58 : 191,050.35 = 74,793.22 : x
  2. Step 2: Convert to fraction form
    127,542.58/191,050.35 = 74,793.22/x
  3. Step 3: Cross multiply
    127,542.58x = 191,050.35 × 74,793.22
  4. Step 4: Simplify right side
    127,542.58x = 14,289,270,858.63
  5. Step 5: Solve for x
    x = 14,289,270,858.63/127,542.58
  6. Step 6: Final answer
    x = 112,035.30

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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.