Home / 160,271.75-221,161.23-88,633.94

Finding the Fourth Proportional to 160,271.75, 221,161.23 and 88,633.94

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Solution

The fourth proportional to 160,271.75, 221,161.23 and 88,633.94 is: 122,307.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,271.75 : 221,161.23 = 88,633.94 : x
  2. Step 2: Convert to fraction form
    160,271.75/221,161.23 = 88,633.94/x
  3. Step 3: Cross multiply
    160,271.75x = 221,161.23 × 88,633.94
  4. Step 4: Simplify right side
    160,271.75x = 19,602,390,084.34
  5. Step 5: Solve for x
    x = 19,602,390,084.34/160,271.75
  6. Step 6: Final answer
    x = 122,307.21

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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.