Home / 346,363.20-519,593.40-109,681.20

Finding the Fourth Proportional to 346,363.20, 519,593.40 and 109,681.20

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Solution

The fourth proportional to 346,363.20, 519,593.40 and 109,681.20 is: 164,537.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,363.20 : 519,593.40 = 109,681.20 : x
  2. Step 2: Convert to fraction form
    346,363.20/519,593.40 = 109,681.20/x
  3. Step 3: Cross multiply
    346,363.20x = 519,593.40 × 109,681.20
  4. Step 4: Simplify right side
    346,363.20x = 56,989,627,624.08
  5. Step 5: Solve for x
    x = 56,989,627,624.08/346,363.20
  6. Step 6: Final answer
    x = 164,537.19

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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.