Home / 127,190.04-190,586.34-48,261.48

Finding the Fourth Proportional to 127,190.04, 190,586.34 and 48,261.48

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Solution

The fourth proportional to 127,190.04, 190,586.34 and 48,261.48 is: 72,316.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,190.04 : 190,586.34 = 48,261.48 : x
  2. Step 2: Convert to fraction form
    127,190.04/190,586.34 = 48,261.48/x
  3. Step 3: Cross multiply
    127,190.04x = 190,586.34 × 48,261.48
  4. Step 4: Simplify right side
    127,190.04x = 9,197,978,836.18
  5. Step 5: Solve for x
    x = 9,197,978,836.18/127,190.04
  6. Step 6: Final answer
    x = 72,316.82

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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.