Home / 65,110.61-97,640.37-22,981.70

Finding the Fourth Proportional to 65,110.61, 97,640.37 and 22,981.70

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Solution

The fourth proportional to 65,110.61, 97,640.37 and 22,981.70 is: 34,463.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,110.61 : 97,640.37 = 22,981.70 : x
  2. Step 2: Convert to fraction form
    65,110.61/97,640.37 = 22,981.70/x
  3. Step 3: Cross multiply
    65,110.61x = 97,640.37 × 22,981.70
  4. Step 4: Simplify right side
    65,110.61x = 2,243,941,203.03
  5. Step 5: Solve for x
    x = 2,243,941,203.03/65,110.61
  6. Step 6: Final answer
    x = 34,463.53

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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.