Home / 132,338.64-182,615.40-75,755.28

Finding the Fourth Proportional to 132,338.64, 182,615.40 and 75,755.28

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Solution

The fourth proportional to 132,338.64, 182,615.40 and 75,755.28 is: 104,535.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,338.64 : 182,615.40 = 75,755.28 : x
  2. Step 2: Convert to fraction form
    132,338.64/182,615.40 = 75,755.28/x
  3. Step 3: Cross multiply
    132,338.64x = 182,615.40 × 75,755.28
  4. Step 4: Simplify right side
    132,338.64x = 13,834,080,759.31
  5. Step 5: Solve for x
    x = 13,834,080,759.31/132,338.64
  6. Step 6: Final answer
    x = 104,535.46

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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.