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Finding the Fourth Proportional to 60,605.65, 83,623.12 and 35,110.50

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Solution

The fourth proportional to 60,605.65, 83,623.12 and 35,110.50 is: 48,445.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,605.65 : 83,623.12 = 35,110.50 : x
  2. Step 2: Convert to fraction form
    60,605.65/83,623.12 = 35,110.50/x
  3. Step 3: Cross multiply
    60,605.65x = 83,623.12 × 35,110.50
  4. Step 4: Simplify right side
    60,605.65x = 2,936,049,153.40
  5. Step 5: Solve for x
    x = 2,936,049,153.40/60,605.65
  6. Step 6: Final answer
    x = 48,445.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.