Home / 140,564.25-210,846.58-57,458.25

Finding the Fourth Proportional to 140,564.25, 210,846.58 and 57,458.25

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Solution

The fourth proportional to 140,564.25, 210,846.58 and 57,458.25 is: 86,187.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,564.25 : 210,846.58 = 57,458.25 : x
  2. Step 2: Convert to fraction form
    140,564.25/210,846.58 = 57,458.25/x
  3. Step 3: Cross multiply
    140,564.25x = 210,846.58 × 57,458.25
  4. Step 4: Simplify right side
    140,564.25x = 12,114,875,361.64
  5. Step 5: Solve for x
    x = 12,114,875,361.64/140,564.25
  6. Step 6: Final answer
    x = 86,187.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.