Home / 132,495.62-182,840.37-75,145.46

Finding the Fourth Proportional to 132,495.62, 182,840.37 and 75,145.46

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Solution

The fourth proportional to 132,495.62, 182,840.37 and 75,145.46 is: 103,698.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,495.62 : 182,840.37 = 75,145.46 : x
  2. Step 2: Convert to fraction form
    132,495.62/182,840.37 = 75,145.46/x
  3. Step 3: Cross multiply
    132,495.62x = 182,840.37 × 75,145.46
  4. Step 4: Simplify right side
    132,495.62x = 13,739,623,710.22
  5. Step 5: Solve for x
    x = 13,739,623,710.22/132,495.62
  6. Step 6: Final answer
    x = 103,698.70

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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.