Home / 104,270.10-143,892.93-56,523.30

Finding the Fourth Proportional to 104,270.10, 143,892.93 and 56,523.30

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Solution

The fourth proportional to 104,270.10, 143,892.93 and 56,523.30 is: 78,002.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,270.10 : 143,892.93 = 56,523.30 : x
  2. Step 2: Convert to fraction form
    104,270.10/143,892.93 = 56,523.30/x
  3. Step 3: Cross multiply
    104,270.10x = 143,892.93 × 56,523.30
  4. Step 4: Simplify right side
    104,270.10x = 8,133,303,250.27
  5. Step 5: Solve for x
    x = 8,133,303,250.27/104,270.10
  6. Step 6: Final answer
    x = 78,002.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.