Home / 236,078.52-354,117.26-73,985

Finding the Fourth Proportional to 236,078.52, 354,117.26 and 73,985

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Solution

The fourth proportional to 236,078.52, 354,117.26 and 73,985 is: 110,977.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,078.52 : 354,117.26 = 73,985 : x
  2. Step 2: Convert to fraction form
    236,078.52/354,117.26 = 73,985/x
  3. Step 3: Cross multiply
    236,078.52x = 354,117.26 × 73,985
  4. Step 4: Simplify right side
    236,078.52x = 26,199,365,481.10
  5. Step 5: Solve for x
    x = 26,199,365,481.10/236,078.52
  6. Step 6: Final answer
    x = 110,977.34

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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.