Home / 112,001-168,002.22-28,895.72

Finding the Fourth Proportional to 112,001, 168,002.22 and 28,895.72

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Solution

The fourth proportional to 112,001, 168,002.22 and 28,895.72 is: 43,343.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,001 : 168,002.22 = 28,895.72 : x
  2. Step 2: Convert to fraction form
    112,001/168,002.22 = 28,895.72/x
  3. Step 3: Cross multiply
    112,001x = 168,002.22 × 28,895.72
  4. Step 4: Simplify right side
    112,001x = 4,854,545,108.50
  5. Step 5: Solve for x
    x = 4,854,545,108.50/112,001
  6. Step 6: Final answer
    x = 43,343.77

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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.