Home / 112,012.05-168,088.41-45,452.46

Finding the Fourth Proportional to 112,012.05, 168,088.41 and 45,452.46

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Solution

The fourth proportional to 112,012.05, 168,088.41 and 45,452.46 is: 68,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,012.05 : 168,088.41 = 45,452.46 : x
  2. Step 2: Convert to fraction form
    112,012.05/168,088.41 = 45,452.46/x
  3. Step 3: Cross multiply
    112,012.05x = 168,088.41 × 45,452.46
  4. Step 4: Simplify right side
    112,012.05x = 7,640,031,731.99
  5. Step 5: Solve for x
    x = 7,640,031,731.99/112,012.05
  6. Step 6: Final answer
    x = 68,207.23

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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.