Home / 76,021.34-114,045.70-26,088.54

Finding the Fourth Proportional to 76,021.34, 114,045.70 and 26,088.54

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Solution

The fourth proportional to 76,021.34, 114,045.70 and 26,088.54 is: 39,137.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,021.34 : 114,045.70 = 26,088.54 : x
  2. Step 2: Convert to fraction form
    76,021.34/114,045.70 = 26,088.54/x
  3. Step 3: Cross multiply
    76,021.34x = 114,045.70 × 26,088.54
  4. Step 4: Simplify right side
    76,021.34x = 2,975,285,806.28
  5. Step 5: Solve for x
    x = 2,975,285,806.28/76,021.34
  6. Step 6: Final answer
    x = 39,137.51

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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.