Home / 164,755.07-247,084.16-69,984.50

Finding the Fourth Proportional to 164,755.07, 247,084.16 and 69,984.50

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Solution

The fourth proportional to 164,755.07, 247,084.16 and 69,984.50 is: 104,956.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,755.07 : 247,084.16 = 69,984.50 : x
  2. Step 2: Convert to fraction form
    164,755.07/247,084.16 = 69,984.50/x
  3. Step 3: Cross multiply
    164,755.07x = 247,084.16 × 69,984.50
  4. Step 4: Simplify right side
    164,755.07x = 17,292,061,395.52
  5. Step 5: Solve for x
    x = 17,292,061,395.52/164,755.07
  6. Step 6: Final answer
    x = 104,956.17

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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.