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Finding the Fourth Proportional to 132,858.77, 183,339.05 and 75,496.79

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Solution

The fourth proportional to 132,858.77, 183,339.05 and 75,496.79 is: 104,182.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,858.77 : 183,339.05 = 75,496.79 : x
  2. Step 2: Convert to fraction form
    132,858.77/183,339.05 = 75,496.79/x
  3. Step 3: Cross multiply
    132,858.77x = 183,339.05 × 75,496.79
  4. Step 4: Simplify right side
    132,858.77x = 13,841,509,837.51
  5. Step 5: Solve for x
    x = 13,841,509,837.51/132,858.77
  6. Step 6: Final answer
    x = 104,182.14

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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.