Home / 64,939.60-97,409.40-29,947.60

Finding the Fourth Proportional to 64,939.60, 97,409.40 and 29,947.60

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Solution

The fourth proportional to 64,939.60, 97,409.40 and 29,947.60 is: 44,921.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,939.60 : 97,409.40 = 29,947.60 : x
  2. Step 2: Convert to fraction form
    64,939.60/97,409.40 = 29,947.60/x
  3. Step 3: Cross multiply
    64,939.60x = 97,409.40 × 29,947.60
  4. Step 4: Simplify right side
    64,939.60x = 2,917,177,747.44
  5. Step 5: Solve for x
    x = 2,917,177,747.44/64,939.60
  6. Step 6: Final answer
    x = 44,921.40

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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.