Home / 179,133.62-247,210.29-102,667.36

Finding the Fourth Proportional to 179,133.62, 247,210.29 and 102,667.36

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Solution

The fourth proportional to 179,133.62, 247,210.29 and 102,667.36 is: 141,684.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,133.62 : 247,210.29 = 102,667.36 : x
  2. Step 2: Convert to fraction form
    179,133.62/247,210.29 = 102,667.36/x
  3. Step 3: Cross multiply
    179,133.62x = 247,210.29 × 102,667.36
  4. Step 4: Simplify right side
    179,133.62x = 25,380,426,089.75
  5. Step 5: Solve for x
    x = 25,380,426,089.75/179,133.62
  6. Step 6: Final answer
    x = 141,684.33

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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.