Home / 112,152.41-168,083.30-45,556.21

Finding the Fourth Proportional to 112,152.41, 168,083.30 and 45,556.21

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Solution

The fourth proportional to 112,152.41, 168,083.30 and 45,556.21 is: 68,275.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,152.41 : 168,083.30 = 45,556.21 : x
  2. Step 2: Convert to fraction form
    112,152.41/168,083.30 = 45,556.21/x
  3. Step 3: Cross multiply
    112,152.41x = 168,083.30 × 45,556.21
  4. Step 4: Simplify right side
    112,152.41x = 7,657,238,094.62
  5. Step 5: Solve for x
    x = 7,657,238,094.62/112,152.41
  6. Step 6: Final answer
    x = 68,275.29

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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.