Home / 346,502.55-519,705.23-109,869.15

Finding the Fourth Proportional to 346,502.55, 519,705.23 and 109,869.15

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Solution

The fourth proportional to 346,502.55, 519,705.23 and 109,869.15 is: 164,788.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,502.55 : 519,705.23 = 109,869.15 : x
  2. Step 2: Convert to fraction form
    346,502.55/519,705.23 = 109,869.15/x
  3. Step 3: Cross multiply
    346,502.55x = 519,705.23 × 109,869.15
  4. Step 4: Simplify right side
    346,502.55x = 57,099,571,321.31
  5. Step 5: Solve for x
    x = 57,099,571,321.31/346,502.55
  6. Step 6: Final answer
    x = 164,788.31

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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.