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Finding the Fourth Proportional to 236,102, 354,222.36 and 69,894.32

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Solution

The fourth proportional to 236,102, 354,222.36 and 69,894.32 is: 104,862.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,102 : 354,222.36 = 69,894.32 : x
  2. Step 2: Convert to fraction form
    236,102/354,222.36 = 69,894.32/x
  3. Step 3: Cross multiply
    236,102x = 354,222.36 × 69,894.32
  4. Step 4: Simplify right side
    236,102x = 24,758,130,981.00
  5. Step 5: Solve for x
    x = 24,758,130,981.00/236,102
  6. Step 6: Final answer
    x = 104,862.01

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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.