Home / 236,410.10-354,845.55-118,214.90

Finding the Fourth Proportional to 236,410.10, 354,845.55 and 118,214.90

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Solution

The fourth proportional to 236,410.10, 354,845.55 and 118,214.90 is: 177,437.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,410.10 : 354,845.55 = 118,214.90 : x
  2. Step 2: Convert to fraction form
    236,410.10/354,845.55 = 118,214.90/x
  3. Step 3: Cross multiply
    236,410.10x = 354,845.55 × 118,214.90
  4. Step 4: Simplify right side
    236,410.10x = 41,948,031,208.70
  5. Step 5: Solve for x
    x = 41,948,031,208.70/236,410.10
  6. Step 6: Final answer
    x = 177,437.56

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1.5x scale

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.