Home / 210,072.15-289,903.51-114,582.26

Finding the Fourth Proportional to 210,072.15, 289,903.51 and 114,582.26

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Solution

The fourth proportional to 210,072.15, 289,903.51 and 114,582.26 is: 158,125.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,072.15 : 289,903.51 = 114,582.26 : x
  2. Step 2: Convert to fraction form
    210,072.15/289,903.51 = 114,582.26/x
  3. Step 3: Cross multiply
    210,072.15x = 289,903.51 × 114,582.26
  4. Step 4: Simplify right side
    210,072.15x = 33,217,799,357.73
  5. Step 5: Solve for x
    x = 33,217,799,357.73/210,072.15
  6. Step 6: Final answer
    x = 158,125.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.