Home / 160,824.16-221,938.68-89,208.84

Finding the Fourth Proportional to 160,824.16, 221,938.68 and 89,208.84

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Solution

The fourth proportional to 160,824.16, 221,938.68 and 89,208.84 is: 123,108.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,824.16 : 221,938.68 = 89,208.84 : x
  2. Step 2: Convert to fraction form
    160,824.16/221,938.68 = 89,208.84/x
  3. Step 3: Cross multiply
    160,824.16x = 221,938.68 × 89,208.84
  4. Step 4: Simplify right side
    160,824.16x = 19,798,892,193.93
  5. Step 5: Solve for x
    x = 19,798,892,193.93/160,824.16
  6. Step 6: Final answer
    x = 123,108.94

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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.