Home / 112,020.53-168,030.80-33,128.62

Finding the Fourth Proportional to 112,020.53, 168,030.80 and 33,128.62

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Solution

The fourth proportional to 112,020.53, 168,030.80 and 33,128.62 is: 49,692.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,020.53 : 168,030.80 = 33,128.62 : x
  2. Step 2: Convert to fraction form
    112,020.53/168,030.80 = 33,128.62/x
  3. Step 3: Cross multiply
    112,020.53x = 168,030.80 × 33,128.62
  4. Step 4: Simplify right side
    112,020.53x = 5,566,628,184.24
  5. Step 5: Solve for x
    x = 5,566,628,184.24/112,020.53
  6. Step 6: Final answer
    x = 49,692.93

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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.