Home / 127,190.02-190,740.38-37,207.88

Finding the Fourth Proportional to 127,190.02, 190,740.38 and 37,207.88

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Solution

The fourth proportional to 127,190.02, 190,740.38 and 37,207.88 is: 55,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,190.02 : 190,740.38 = 37,207.88 : x
  2. Step 2: Convert to fraction form
    127,190.02/190,740.38 = 37,207.88/x
  3. Step 3: Cross multiply
    127,190.02x = 190,740.38 × 37,207.88
  4. Step 4: Simplify right side
    127,190.02x = 7,097,045,170.19
  5. Step 5: Solve for x
    x = 7,097,045,170.19/127,190.02
  6. Step 6: Final answer
    x = 55,798.76

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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.