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Finding the Fourth Proportional to 58,912.90, 81,299.01 and 32,055.10

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Solution

The fourth proportional to 58,912.90, 81,299.01 and 32,055.10 is: 44,235.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,912.90 : 81,299.01 = 32,055.10 : x
  2. Step 2: Convert to fraction form
    58,912.90/81,299.01 = 32,055.10/x
  3. Step 3: Cross multiply
    58,912.90x = 81,299.01 × 32,055.10
  4. Step 4: Simplify right side
    58,912.90x = 2,606,047,895.45
  5. Step 5: Solve for x
    x = 2,606,047,895.45/58,912.90
  6. Step 6: Final answer
    x = 44,235.61

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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.