Home / 144,943.86-217,001.07-98,112.90

Finding the Fourth Proportional to 144,943.86, 217,001.07 and 98,112.90

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Solution

The fourth proportional to 144,943.86, 217,001.07 and 98,112.90 is: 146,888.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,943.86 : 217,001.07 = 98,112.90 : x
  2. Step 2: Convert to fraction form
    144,943.86/217,001.07 = 98,112.90/x
  3. Step 3: Cross multiply
    144,943.86x = 217,001.07 × 98,112.90
  4. Step 4: Simplify right side
    144,943.86x = 21,290,604,280.80
  5. Step 5: Solve for x
    x = 21,290,604,280.80/144,943.86
  6. Step 6: Final answer
    x = 146,888.62

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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.