Home / 112,045.40-168,100.74-33,161.72

Finding the Fourth Proportional to 112,045.40, 168,100.74 and 33,161.72

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Solution

The fourth proportional to 112,045.40, 168,100.74 and 33,161.72 is: 49,752.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,045.40 : 168,100.74 = 33,161.72 : x
  2. Step 2: Convert to fraction form
    112,045.40/168,100.74 = 33,161.72/x
  3. Step 3: Cross multiply
    112,045.40x = 168,100.74 × 33,161.72
  4. Step 4: Simplify right side
    112,045.40x = 5,574,509,671.67
  5. Step 5: Solve for x
    x = 5,574,509,671.67/112,045.40
  6. Step 6: Final answer
    x = 49,752.24

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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.