Home / 273,426.10-409,847.55-104,881.30

Finding the Fourth Proportional to 273,426.10, 409,847.55 and 104,881.30

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Solution

The fourth proportional to 273,426.10, 409,847.55 and 104,881.30 is: 157,210.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,426.10 : 409,847.55 = 104,881.30 : x
  2. Step 2: Convert to fraction form
    273,426.10/409,847.55 = 104,881.30/x
  3. Step 3: Cross multiply
    273,426.10x = 409,847.55 × 104,881.30
  4. Step 4: Simplify right side
    273,426.10x = 42,985,343,845.82
  5. Step 5: Solve for x
    x = 42,985,343,845.82/273,426.10
  6. Step 6: Final answer
    x = 157,210.10

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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.