Home / 236,047.19-354,379.43-140,159.39

Finding the Fourth Proportional to 236,047.19, 354,379.43 and 140,159.39

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Solution

The fourth proportional to 236,047.19, 354,379.43 and 140,159.39 is: 210,422.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,047.19 : 354,379.43 = 140,159.39 : x
  2. Step 2: Convert to fraction form
    236,047.19/354,379.43 = 140,159.39/x
  3. Step 3: Cross multiply
    236,047.19x = 354,379.43 × 140,159.39
  4. Step 4: Simplify right side
    236,047.19x = 49,669,604,036.55
  5. Step 5: Solve for x
    x = 49,669,604,036.55/236,047.19
  6. Step 6: Final answer
    x = 210,422.35

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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.