Home / 127,664.46-191,509.80-48,844.98

Finding the Fourth Proportional to 127,664.46, 191,509.80 and 48,844.98

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Solution

The fourth proportional to 127,664.46, 191,509.80 and 48,844.98 is: 73,272.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,664.46 : 191,509.80 = 48,844.98 : x
  2. Step 2: Convert to fraction form
    127,664.46/191,509.80 = 48,844.98/x
  3. Step 3: Cross multiply
    127,664.46x = 191,509.80 × 48,844.98
  4. Step 4: Simplify right side
    127,664.46x = 9,354,292,350.80
  5. Step 5: Solve for x
    x = 9,354,292,350.80/127,664.46
  6. Step 6: Final answer
    x = 73,272.49

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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.