Home / 144,040.60-198,663.62-92,362.63

Finding the Fourth Proportional to 144,040.60, 198,663.62 and 92,362.63

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Solution

The fourth proportional to 144,040.60, 198,663.62 and 92,362.63 is: 127,388.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,040.60 : 198,663.62 = 92,362.63 : x
  2. Step 2: Convert to fraction form
    144,040.60/198,663.62 = 92,362.63/x
  3. Step 3: Cross multiply
    144,040.60x = 198,663.62 × 92,362.63
  4. Step 4: Simplify right side
    144,040.60x = 18,349,094,751.74
  5. Step 5: Solve for x
    x = 18,349,094,751.74/144,040.60
  6. Step 6: Final answer
    x = 127,388.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.