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Finding the Fourth Proportional to 58,495.96, 80,728.11 and 32,993.02

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Solution

The fourth proportional to 58,495.96, 80,728.11 and 32,993.02 is: 45,532.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,495.96 : 80,728.11 = 32,993.02 : x
  2. Step 2: Convert to fraction form
    58,495.96/80,728.11 = 32,993.02/x
  3. Step 3: Cross multiply
    58,495.96x = 80,728.11 × 32,993.02
  4. Step 4: Simplify right side
    58,495.96x = 2,663,464,147.79
  5. Step 5: Solve for x
    x = 2,663,464,147.79/58,495.96
  6. Step 6: Final answer
    x = 45,532.45

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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.