Home / 134,271.46-185,294.37-76,929.33

Finding the Fourth Proportional to 134,271.46, 185,294.37 and 76,929.33

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Solution

The fourth proportional to 134,271.46, 185,294.37 and 76,929.33 is: 106,162.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,271.46 : 185,294.37 = 76,929.33 : x
  2. Step 2: Convert to fraction form
    134,271.46/185,294.37 = 76,929.33/x
  3. Step 3: Cross multiply
    134,271.46x = 185,294.37 × 76,929.33
  4. Step 4: Simplify right side
    134,271.46x = 14,254,571,736.87
  5. Step 5: Solve for x
    x = 14,254,571,736.87/134,271.46
  6. Step 6: Final answer
    x = 106,162.34

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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.