Home / 160,148.54-221,018.22-88,551.63

Finding the Fourth Proportional to 160,148.54, 221,018.22 and 88,551.63

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Solution

The fourth proportional to 160,148.54, 221,018.22 and 88,551.63 is: 122,208.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,148.54 : 221,018.22 = 88,551.63 : x
  2. Step 2: Convert to fraction form
    160,148.54/221,018.22 = 88,551.63/x
  3. Step 3: Cross multiply
    160,148.54x = 221,018.22 × 88,551.63
  4. Step 4: Simplify right side
    160,148.54x = 19,571,523,640.70
  5. Step 5: Solve for x
    x = 19,571,523,640.70/160,148.54
  6. Step 6: Final answer
    x = 122,208.57

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1.5x scale

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.