Home / 133,014.87-183,563.15-104,368.86

Finding the Fourth Proportional to 133,014.87, 183,563.15 and 104,368.86

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Solution

The fourth proportional to 133,014.87, 183,563.15 and 104,368.86 is: 144,031.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,014.87 : 183,563.15 = 104,368.86 : x
  2. Step 2: Convert to fraction form
    133,014.87/183,563.15 = 104,368.86/x
  3. Step 3: Cross multiply
    133,014.87x = 183,563.15 × 104,368.86
  4. Step 4: Simplify right side
    133,014.87x = 19,158,276,181.66
  5. Step 5: Solve for x
    x = 19,158,276,181.66/133,014.87
  6. Step 6: Final answer
    x = 144,031.09

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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.