Home / 53,458.89-80,215.67-35,701.66

Finding the Fourth Proportional to 53,458.89, 80,215.67 and 35,701.66

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Solution

The fourth proportional to 53,458.89, 80,215.67 and 35,701.66 is: 53,570.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,458.89 : 80,215.67 = 35,701.66 : x
  2. Step 2: Convert to fraction form
    53,458.89/80,215.67 = 35,701.66/x
  3. Step 3: Cross multiply
    53,458.89x = 80,215.67 × 35,701.66
  4. Step 4: Simplify right side
    53,458.89x = 2,863,832,565.71
  5. Step 5: Solve for x
    x = 2,863,832,565.71/53,458.89
  6. Step 6: Final answer
    x = 53,570.75

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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.