Home / 146,255.63-219,217.59-67,206.51

Finding the Fourth Proportional to 146,255.63, 219,217.59 and 67,206.51

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Solution

The fourth proportional to 146,255.63, 219,217.59 and 67,206.51 is: 100,733.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,255.63 : 219,217.59 = 67,206.51 : x
  2. Step 2: Convert to fraction form
    146,255.63/219,217.59 = 67,206.51/x
  3. Step 3: Cross multiply
    146,255.63x = 219,217.59 × 67,206.51
  4. Step 4: Simplify right side
    146,255.63x = 14,732,849,154.51
  5. Step 5: Solve for x
    x = 14,732,849,154.51/146,255.63
  6. Step 6: Final answer
    x = 100,733.56

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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.