Home / 112,133.04-168,176.28-33,228.72

Finding the Fourth Proportional to 112,133.04, 168,176.28 and 33,228.72

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Solution

The fourth proportional to 112,133.04, 168,176.28 and 33,228.72 is: 49,836.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,133.04 : 168,176.28 = 33,228.72 : x
  2. Step 2: Convert to fraction form
    112,133.04/168,176.28 = 33,228.72/x
  3. Step 3: Cross multiply
    112,133.04x = 168,176.28 × 33,228.72
  4. Step 4: Simplify right side
    112,133.04x = 5,588,282,518.76
  5. Step 5: Solve for x
    x = 5,588,282,518.76/112,133.04
  6. Step 6: Final answer
    x = 49,836.18

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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.