Home / 146,037.84-219,465.72-86,882.64

Finding the Fourth Proportional to 146,037.84, 219,465.72 and 86,882.64

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Solution

The fourth proportional to 146,037.84, 219,465.72 and 86,882.64 is: 130,567.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,037.84 : 219,465.72 = 86,882.64 : x
  2. Step 2: Convert to fraction form
    146,037.84/219,465.72 = 86,882.64/x
  3. Step 3: Cross multiply
    146,037.84x = 219,465.72 × 86,882.64
  4. Step 4: Simplify right side
    146,037.84x = 19,067,761,143.10
  5. Step 5: Solve for x
    x = 19,067,761,143.10/146,037.84
  6. Step 6: Final answer
    x = 130,567.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.