Home / 196,172.17-294,054.13-90,904.57

Finding the Fourth Proportional to 196,172.17, 294,054.13 and 90,904.57

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Solution

The fourth proportional to 196,172.17, 294,054.13 and 90,904.57 is: 136,262.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,172.17 : 294,054.13 = 90,904.57 : x
  2. Step 2: Convert to fraction form
    196,172.17/294,054.13 = 90,904.57/x
  3. Step 3: Cross multiply
    196,172.17x = 294,054.13 × 90,904.57
  4. Step 4: Simplify right side
    196,172.17x = 26,730,864,244.37
  5. Step 5: Solve for x
    x = 26,730,864,244.37/196,172.17
  6. Step 6: Final answer
    x = 136,262.27

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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.