Home / 64,137.45-96,206.13-17,390.34

Finding the Fourth Proportional to 64,137.45, 96,206.13 and 17,390.34

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Solution

The fourth proportional to 64,137.45, 96,206.13 and 17,390.34 is: 26,085.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,137.45 : 96,206.13 = 17,390.34 : x
  2. Step 2: Convert to fraction form
    64,137.45/96,206.13 = 17,390.34/x
  3. Step 3: Cross multiply
    64,137.45x = 96,206.13 × 17,390.34
  4. Step 4: Simplify right side
    64,137.45x = 1,673,057,310.78
  5. Step 5: Solve for x
    x = 1,673,057,310.78/64,137.45
  6. Step 6: Final answer
    x = 26,085.50

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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.