Home / 157,394.12-236,252.46-122,713.16

Finding the Fourth Proportional to 157,394.12, 236,252.46 and 122,713.16

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Solution

The fourth proportional to 157,394.12, 236,252.46 and 122,713.16 is: 184,195.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,394.12 : 236,252.46 = 122,713.16 : x
  2. Step 2: Convert to fraction form
    157,394.12/236,252.46 = 122,713.16/x
  3. Step 3: Cross multiply
    157,394.12x = 236,252.46 × 122,713.16
  4. Step 4: Simplify right side
    157,394.12x = 28,991,285,924.37
  5. Step 5: Solve for x
    x = 28,991,285,924.37/157,394.12
  6. Step 6: Final answer
    x = 184,195.48

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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.