Home / 160,456.08-221,431.14-88,837.38

Finding the Fourth Proportional to 160,456.08, 221,431.14 and 88,837.38

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Solution

The fourth proportional to 160,456.08, 221,431.14 and 88,837.38 is: 122,596.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,456.08 : 221,431.14 = 88,837.38 : x
  2. Step 2: Convert to fraction form
    160,456.08/221,431.14 = 88,837.38/x
  3. Step 3: Cross multiply
    160,456.08x = 221,431.14 × 88,837.38
  4. Step 4: Simplify right side
    160,456.08x = 19,671,362,328.01
  5. Step 5: Solve for x
    x = 19,671,362,328.01/160,456.08
  6. Step 6: Final answer
    x = 122,596.55

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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.