Home / 112,031.09-168,046.23-52,834.67

Finding the Fourth Proportional to 112,031.09, 168,046.23 and 52,834.67

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Solution

The fourth proportional to 112,031.09, 168,046.23 and 52,834.67 is: 79,251.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,031.09 : 168,046.23 = 52,834.67 : x
  2. Step 2: Convert to fraction form
    112,031.09/168,046.23 = 52,834.67/x
  3. Step 3: Cross multiply
    112,031.09x = 168,046.23 × 52,834.67
  4. Step 4: Simplify right side
    112,031.09x = 8,878,667,106.79
  5. Step 5: Solve for x
    x = 8,878,667,106.79/112,031.09
  6. Step 6: Final answer
    x = 79,251.81

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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.