Home / 160,237.72-221,127.06-88,616.44

Finding the Fourth Proportional to 160,237.72, 221,127.06 and 88,616.44

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Solution

The fourth proportional to 160,237.72, 221,127.06 and 88,616.44 is: 122,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,237.72 : 221,127.06 = 88,616.44 : x
  2. Step 2: Convert to fraction form
    160,237.72/221,127.06 = 88,616.44/x
  3. Step 3: Cross multiply
    160,237.72x = 221,127.06 × 88,616.44
  4. Step 4: Simplify right side
    160,237.72x = 19,595,492,844.87
  5. Step 5: Solve for x
    x = 19,595,492,844.87/160,237.72
  6. Step 6: Final answer
    x = 122,290.14

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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.