Home / 61,207.93-91,738.08-31,609.63

Finding the Fourth Proportional to 61,207.93, 91,738.08 and 31,609.63

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Solution

The fourth proportional to 61,207.93, 91,738.08 and 31,609.63 is: 47,376.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,207.93 : 91,738.08 = 31,609.63 : x
  2. Step 2: Convert to fraction form
    61,207.93/91,738.08 = 31,609.63/x
  3. Step 3: Cross multiply
    61,207.93x = 91,738.08 × 31,609.63
  4. Step 4: Simplify right side
    61,207.93x = 2,899,806,765.71
  5. Step 5: Solve for x
    x = 2,899,806,765.71/61,207.93
  6. Step 6: Final answer
    x = 47,376.32

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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.