Home / 112,666.91-168,989.40-29,560.91

Finding the Fourth Proportional to 112,666.91, 168,989.40 and 29,560.91

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Solution

The fourth proportional to 112,666.91, 168,989.40 and 29,560.91 is: 44,338.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,666.91 : 168,989.40 = 29,560.91 : x
  2. Step 2: Convert to fraction form
    112,666.91/168,989.40 = 29,560.91/x
  3. Step 3: Cross multiply
    112,666.91x = 168,989.40 × 29,560.91
  4. Step 4: Simplify right side
    112,666.91x = 4,995,479,599.41
  5. Step 5: Solve for x
    x = 4,995,479,599.41/112,666.91
  6. Step 6: Final answer
    x = 44,338.48

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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.