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Finding the Fourth Proportional to 43,554.80, 60,119.16 and 34,618.16

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Solution

The fourth proportional to 43,554.80, 60,119.16 and 34,618.16 is: 47,783.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,554.80 : 60,119.16 = 34,618.16 : x
  2. Step 2: Convert to fraction form
    43,554.80/60,119.16 = 34,618.16/x
  3. Step 3: Cross multiply
    43,554.80x = 60,119.16 × 34,618.16
  4. Step 4: Simplify right side
    43,554.80x = 2,081,214,699.95
  5. Step 5: Solve for x
    x = 2,081,214,699.95/43,554.80
  6. Step 6: Final answer
    x = 47,783.82

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1.5x scale

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.