Home / 109,208.22-150,695.67-61,460.74

Finding the Fourth Proportional to 109,208.22, 150,695.67 and 61,460.74

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Solution

The fourth proportional to 109,208.22, 150,695.67 and 61,460.74 is: 84,809.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,208.22 : 150,695.67 = 61,460.74 : x
  2. Step 2: Convert to fraction form
    109,208.22/150,695.67 = 61,460.74/x
  3. Step 3: Cross multiply
    109,208.22x = 150,695.67 × 61,460.74
  4. Step 4: Simplify right side
    109,208.22x = 9,261,867,393.00
  5. Step 5: Solve for x
    x = 9,261,867,393.00/109,208.22
  6. Step 6: Final answer
    x = 84,809.25

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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.