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Finding the Fourth Proportional to 59,157.79, 81,641.06 and 32,302.80

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Solution

The fourth proportional to 59,157.79, 81,641.06 and 32,302.80 is: 44,579.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,157.79 : 81,641.06 = 32,302.80 : x
  2. Step 2: Convert to fraction form
    59,157.79/81,641.06 = 32,302.80/x
  3. Step 3: Cross multiply
    59,157.79x = 81,641.06 × 32,302.80
  4. Step 4: Simplify right side
    59,157.79x = 2,637,234,974.29
  5. Step 5: Solve for x
    x = 2,637,234,974.29/59,157.79
  6. Step 6: Final answer
    x = 44,579.67

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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.