Home / 236,434.60-354,651.90-112,018.60

Finding the Fourth Proportional to 236,434.60, 354,651.90 and 112,018.60

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Solution

The fourth proportional to 236,434.60, 354,651.90 and 112,018.60 is: 168,027.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,434.60 : 354,651.90 = 112,018.60 : x
  2. Step 2: Convert to fraction form
    236,434.60/354,651.90 = 112,018.60/x
  3. Step 3: Cross multiply
    236,434.60x = 354,651.90 × 112,018.60
  4. Step 4: Simplify right side
    236,434.60x = 39,727,609,325.34
  5. Step 5: Solve for x
    x = 39,727,609,325.34/236,434.60
  6. Step 6: Final answer
    x = 168,027.90

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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.