Home / 132,784.46-183,240.24-72,355.58

Finding the Fourth Proportional to 132,784.46, 183,240.24 and 72,355.58

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Solution

The fourth proportional to 132,784.46, 183,240.24 and 72,355.58 is: 99,849.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,784.46 : 183,240.24 = 72,355.58 : x
  2. Step 2: Convert to fraction form
    132,784.46/183,240.24 = 72,355.58/x
  3. Step 3: Cross multiply
    132,784.46x = 183,240.24 × 72,355.58
  4. Step 4: Simplify right side
    132,784.46x = 13,258,453,844.54
  5. Step 5: Solve for x
    x = 13,258,453,844.54/132,784.46
  6. Step 6: Final answer
    x = 99,849.44

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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.