Home / 58,268.34-80,714.84-57,087.36

Finding the Fourth Proportional to 58,268.34, 80,714.84 and 57,087.36

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Solution

The fourth proportional to 58,268.34, 80,714.84 and 57,087.36 is: 79,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,268.34 : 80,714.84 = 57,087.36 : x
  2. Step 2: Convert to fraction form
    58,268.34/80,714.84 = 57,087.36/x
  3. Step 3: Cross multiply
    58,268.34x = 80,714.84 × 57,087.36
  4. Step 4: Simplify right side
    58,268.34x = 4,607,796,842.99
  5. Step 5: Solve for x
    x = 4,607,796,842.99/58,268.34
  6. Step 6: Final answer
    x = 79,078.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.