Home / 47,121.17-64,951.54-43,258.39

Finding the Fourth Proportional to 47,121.17, 64,951.54 and 43,258.39

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Solution

The fourth proportional to 47,121.17, 64,951.54 and 43,258.39 is: 59,627.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,121.17 : 64,951.54 = 43,258.39 : x
  2. Step 2: Convert to fraction form
    47,121.17/64,951.54 = 43,258.39/x
  3. Step 3: Cross multiply
    47,121.17x = 64,951.54 × 43,258.39
  4. Step 4: Simplify right side
    47,121.17x = 2,809,698,777.90
  5. Step 5: Solve for x
    x = 2,809,698,777.90/47,121.17
  6. Step 6: Final answer
    x = 59,627.11

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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.