Home / 147,339.46-221,120.43-118,110.25

Finding the Fourth Proportional to 147,339.46, 221,120.43 and 118,110.25

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Solution

The fourth proportional to 147,339.46, 221,120.43 and 118,110.25 is: 177,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,339.46 : 221,120.43 = 118,110.25 : x
  2. Step 2: Convert to fraction form
    147,339.46/221,120.43 = 118,110.25/x
  3. Step 3: Cross multiply
    147,339.46x = 221,120.43 × 118,110.25
  4. Step 4: Simplify right side
    147,339.46x = 26,116,589,267.41
  5. Step 5: Solve for x
    x = 26,116,589,267.41/147,339.46
  6. Step 6: Final answer
    x = 177,254.55

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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.