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Finding the Fourth Proportional to 236,459, 354,678.56 and 110,055.76

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Solution

The fourth proportional to 236,459, 354,678.56 and 110,055.76 is: 165,079.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,459 : 354,678.56 = 110,055.76 : x
  2. Step 2: Convert to fraction form
    236,459/354,678.56 = 110,055.76/x
  3. Step 3: Cross multiply
    236,459x = 354,678.56 × 110,055.76
  4. Step 4: Simplify right side
    236,459x = 39,034,418,476.51
  5. Step 5: Solve for x
    x = 39,034,418,476.51/236,459
  6. Step 6: Final answer
    x = 165,079.01

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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.