Home / 158,014.58-236,986.77-45,670.28

Finding the Fourth Proportional to 158,014.58, 236,986.77 and 45,670.28

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Solution

The fourth proportional to 158,014.58, 236,986.77 and 45,670.28 is: 68,495.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,014.58 : 236,986.77 = 45,670.28 : x
  2. Step 2: Convert to fraction form
    158,014.58/236,986.77 = 45,670.28/x
  3. Step 3: Cross multiply
    158,014.58x = 236,986.77 × 45,670.28
  4. Step 4: Simplify right side
    158,014.58x = 10,823,252,142.20
  5. Step 5: Solve for x
    x = 10,823,252,142.20/158,014.58
  6. Step 6: Final answer
    x = 68,495.28

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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.