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Finding the Fourth Proportional to 57,883.68, 79,880.99 and 32,389.20

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Solution

The fourth proportional to 57,883.68, 79,880.99 and 32,389.20 is: 44,697.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,883.68 : 79,880.99 = 32,389.20 : x
  2. Step 2: Convert to fraction form
    57,883.68/79,880.99 = 32,389.20/x
  3. Step 3: Cross multiply
    57,883.68x = 79,880.99 × 32,389.20
  4. Step 4: Simplify right side
    57,883.68x = 2,587,281,199.36
  5. Step 5: Solve for x
    x = 2,587,281,199.36/57,883.68
  6. Step 6: Final answer
    x = 44,697.94

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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.