Home / 63,705.18-87,911.01-35,410.26

Finding the Fourth Proportional to 63,705.18, 87,911.01 and 35,410.26

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Solution

The fourth proportional to 63,705.18, 87,911.01 and 35,410.26 is: 48,864.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,705.18 : 87,911.01 = 35,410.26 : x
  2. Step 2: Convert to fraction form
    63,705.18/87,911.01 = 35,410.26/x
  3. Step 3: Cross multiply
    63,705.18x = 87,911.01 × 35,410.26
  4. Step 4: Simplify right side
    63,705.18x = 3,112,951,720.96
  5. Step 5: Solve for x
    x = 3,112,951,720.96/63,705.18
  6. Step 6: Final answer
    x = 48,864.97

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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.