Home / 57,693.06-86,565.51-31,358.34

Finding the Fourth Proportional to 57,693.06, 86,565.51 and 31,358.34

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Solution

The fourth proportional to 57,693.06, 86,565.51 and 31,358.34 is: 47,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,693.06 : 86,565.51 = 31,358.34 : x
  2. Step 2: Convert to fraction form
    57,693.06/86,565.51 = 31,358.34/x
  3. Step 3: Cross multiply
    57,693.06x = 86,565.51 × 31,358.34
  4. Step 4: Simplify right side
    57,693.06x = 2,714,550,694.85
  5. Step 5: Solve for x
    x = 2,714,550,694.85/57,693.06
  6. Step 6: Final answer
    x = 47,051.60

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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.