Home / 132,880.08-183,351.96-76,290.24

Finding the Fourth Proportional to 132,880.08, 183,351.96 and 76,290.24

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Solution

The fourth proportional to 132,880.08, 183,351.96 and 76,290.24 is: 105,267.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,880.08 : 183,351.96 = 76,290.24 : x
  2. Step 2: Convert to fraction form
    132,880.08/183,351.96 = 76,290.24/x
  3. Step 3: Cross multiply
    132,880.08x = 183,351.96 × 76,290.24
  4. Step 4: Simplify right side
    132,880.08x = 13,987,965,032.87
  5. Step 5: Solve for x
    x = 13,987,965,032.87/132,880.08
  6. Step 6: Final answer
    x = 105,267.58

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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.