Home / 346,415.25-519,638.01-109,775.37

Finding the Fourth Proportional to 346,415.25, 519,638.01 and 109,775.37

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Solution

The fourth proportional to 346,415.25, 519,638.01 and 109,775.37 is: 164,667.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,415.25 : 519,638.01 = 109,775.37 : x
  2. Step 2: Convert to fraction form
    346,415.25/519,638.01 = 109,775.37/x
  3. Step 3: Cross multiply
    346,415.25x = 519,638.01 × 109,775.37
  4. Step 4: Simplify right side
    346,415.25x = 57,043,454,813.81
  5. Step 5: Solve for x
    x = 57,043,454,813.81/346,415.25
  6. Step 6: Final answer
    x = 164,667.85

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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.