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Finding the Fourth Proportional to 58,539.98, 80,785.68 and 33,391.10

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Solution

The fourth proportional to 58,539.98, 80,785.68 and 33,391.10 is: 46,080.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,539.98 : 80,785.68 = 33,391.10 : x
  2. Step 2: Convert to fraction form
    58,539.98/80,785.68 = 33,391.10/x
  3. Step 3: Cross multiply
    58,539.98x = 80,785.68 × 33,391.10
  4. Step 4: Simplify right side
    58,539.98x = 2,697,522,719.45
  5. Step 5: Solve for x
    x = 2,697,522,719.45/58,539.98
  6. Step 6: Final answer
    x = 46,080.01

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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.