Home / 160,526.07-221,538.51-88,912.89

Finding the Fourth Proportional to 160,526.07, 221,538.51 and 88,912.89

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Solution

The fourth proportional to 160,526.07, 221,538.51 and 88,912.89 is: 122,706.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,526.07 : 221,538.51 = 88,912.89 : x
  2. Step 2: Convert to fraction form
    160,526.07/221,538.51 = 88,912.89/x
  3. Step 3: Cross multiply
    160,526.07x = 221,538.51 × 88,912.89
  4. Step 4: Simplify right side
    160,526.07x = 19,697,629,170.39
  5. Step 5: Solve for x
    x = 19,697,629,170.39/160,526.07
  6. Step 6: Final answer
    x = 122,706.73

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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.