Home / 88,037.24-121,489.54-47,749.46

Finding the Fourth Proportional to 88,037.24, 121,489.54 and 47,749.46

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Solution

The fourth proportional to 88,037.24, 121,489.54 and 47,749.46 is: 65,893.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,037.24 : 121,489.54 = 47,749.46 : x
  2. Step 2: Convert to fraction form
    88,037.24/121,489.54 = 47,749.46/x
  3. Step 3: Cross multiply
    88,037.24x = 121,489.54 × 47,749.46
  4. Step 4: Simplify right side
    88,037.24x = 5,801,059,203.83
  5. Step 5: Solve for x
    x = 5,801,059,203.83/88,037.24
  6. Step 6: Final answer
    x = 65,893.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.