Home / 144,233.96-198,889.98-98,977.94

Finding the Fourth Proportional to 144,233.96, 198,889.98 and 98,977.94

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Solution

The fourth proportional to 144,233.96, 198,889.98 and 98,977.94 is: 136,484.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,233.96 : 198,889.98 = 98,977.94 : x
  2. Step 2: Convert to fraction form
    144,233.96/198,889.98 = 98,977.94/x
  3. Step 3: Cross multiply
    144,233.96x = 198,889.98 × 98,977.94
  4. Step 4: Simplify right side
    144,233.96x = 19,685,720,507.04
  5. Step 5: Solve for x
    x = 19,685,720,507.04/144,233.96
  6. Step 6: Final answer
    x = 136,484.64

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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.