Home / 133,029.59-183,573.68-75,661.34

Finding the Fourth Proportional to 133,029.59, 183,573.68 and 75,661.34

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Solution

The fourth proportional to 133,029.59, 183,573.68 and 75,661.34 is: 104,408.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,029.59 : 183,573.68 = 75,661.34 : x
  2. Step 2: Convert to fraction form
    133,029.59/183,573.68 = 75,661.34/x
  3. Step 3: Cross multiply
    133,029.59x = 183,573.68 × 75,661.34
  4. Step 4: Simplify right side
    133,029.59x = 13,889,429,321.36
  5. Step 5: Solve for x
    x = 13,889,429,321.36/133,029.59
  6. Step 6: Final answer
    x = 104,408.57

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1.5x scale

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.