Home / 60,988.06-91,468.32-30,971.89

Finding the Fourth Proportional to 60,988.06, 91,468.32 and 30,971.89

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Solution

The fourth proportional to 60,988.06, 91,468.32 and 30,971.89 is: 46,450.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,988.06 : 91,468.32 = 30,971.89 : x
  2. Step 2: Convert to fraction form
    60,988.06/91,468.32 = 30,971.89/x
  3. Step 3: Cross multiply
    60,988.06x = 91,468.32 × 30,971.89
  4. Step 4: Simplify right side
    60,988.06x = 2,832,946,745.52
  5. Step 5: Solve for x
    x = 2,832,946,745.52/60,988.06
  6. Step 6: Final answer
    x = 46,450.84

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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.