Home / 160,564.04-221,578.37-88,948.70

Finding the Fourth Proportional to 160,564.04, 221,578.37 and 88,948.70

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Solution

The fourth proportional to 160,564.04, 221,578.37 and 88,948.70 is: 122,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,564.04 : 221,578.37 = 88,948.70 : x
  2. Step 2: Convert to fraction form
    160,564.04/221,578.37 = 88,948.70/x
  3. Step 3: Cross multiply
    160,564.04x = 221,578.37 × 88,948.70
  4. Step 4: Simplify right side
    160,564.04x = 19,709,107,074.10
  5. Step 5: Solve for x
    x = 19,709,107,074.10/160,564.04
  6. Step 6: Final answer
    x = 122,749.20

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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.