Home / 236,529.90-354,211.65-157,214.70

Finding the Fourth Proportional to 236,529.90, 354,211.65 and 157,214.70

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Solution

The fourth proportional to 236,529.90, 354,211.65 and 157,214.70 is: 235,434.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,529.90 : 354,211.65 = 157,214.70 : x
  2. Step 2: Convert to fraction form
    236,529.90/354,211.65 = 157,214.70/x
  3. Step 3: Cross multiply
    236,529.90x = 354,211.65 × 157,214.70
  4. Step 4: Simplify right side
    236,529.90x = 55,687,278,291.26
  5. Step 5: Solve for x
    x = 55,687,278,291.26/236,529.90
  6. Step 6: Final answer
    x = 235,434.41

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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.