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Finding the Fourth Proportional to 60,903.81, 84,049.11 and 34,047.45

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Solution

The fourth proportional to 60,903.81, 84,049.11 and 34,047.45 is: 46,986.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,903.81 : 84,049.11 = 34,047.45 : x
  2. Step 2: Convert to fraction form
    60,903.81/84,049.11 = 34,047.45/x
  3. Step 3: Cross multiply
    60,903.81x = 84,049.11 × 34,047.45
  4. Step 4: Simplify right side
    60,903.81x = 2,861,657,450.02
  5. Step 5: Solve for x
    x = 2,861,657,450.02/60,903.81
  6. Step 6: Final answer
    x = 46,986.51

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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.