Home / 127,002.03-190,369.67-42,732.94

Finding the Fourth Proportional to 127,002.03, 190,369.67 and 42,732.94

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Solution

The fourth proportional to 127,002.03, 190,369.67 and 42,732.94 is: 64,054.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,002.03 : 190,369.67 = 42,732.94 : x
  2. Step 2: Convert to fraction form
    127,002.03/190,369.67 = 42,732.94/x
  3. Step 3: Cross multiply
    127,002.03x = 190,369.67 × 42,732.94
  4. Step 4: Simplify right side
    127,002.03x = 8,135,055,316.84
  5. Step 5: Solve for x
    x = 8,135,055,316.84/127,002.03
  6. Step 6: Final answer
    x = 64,054.53

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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.