Home / 76,048.17-114,088.31-28,662.26

Finding the Fourth Proportional to 76,048.17, 114,088.31 and 28,662.26

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Solution

The fourth proportional to 76,048.17, 114,088.31 and 28,662.26 is: 42,999.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,048.17 : 114,088.31 = 28,662.26 : x
  2. Step 2: Convert to fraction form
    76,048.17/114,088.31 = 28,662.26/x
  3. Step 3: Cross multiply
    76,048.17x = 114,088.31 × 28,662.26
  4. Step 4: Simplify right side
    76,048.17x = 3,270,028,305.39
  5. Step 5: Solve for x
    x = 3,270,028,305.39/76,048.17
  6. Step 6: Final answer
    x = 42,999.43

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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.