Home / 346,579.20-519,918.40-106,713.40

Finding the Fourth Proportional to 346,579.20, 519,918.40 and 106,713.40

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Solution

The fourth proportional to 346,579.20, 519,918.40 and 106,713.40 is: 160,085.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,579.20 : 519,918.40 = 106,713.40 : x
  2. Step 2: Convert to fraction form
    346,579.20/519,918.40 = 106,713.40/x
  3. Step 3: Cross multiply
    346,579.20x = 519,918.40 × 106,713.40
  4. Step 4: Simplify right side
    346,579.20x = 55,482,260,186.56
  5. Step 5: Solve for x
    x = 55,482,260,186.56/346,579.20
  6. Step 6: Final answer
    x = 160,085.37

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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.