Home / 236,495.10-354,742.65-165,636.30

Finding the Fourth Proportional to 236,495.10, 354,742.65 and 165,636.30

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Solution

The fourth proportional to 236,495.10, 354,742.65 and 165,636.30 is: 248,454.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,495.10 : 354,742.65 = 165,636.30 : x
  2. Step 2: Convert to fraction form
    236,495.10/354,742.65 = 165,636.30/x
  3. Step 3: Cross multiply
    236,495.10x = 354,742.65 × 165,636.30
  4. Step 4: Simplify right side
    236,495.10x = 58,758,259,998.20
  5. Step 5: Solve for x
    x = 58,758,259,998.20/236,495.10
  6. Step 6: Final answer
    x = 248,454.45

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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.