Home / 160,163.81-221,009.15-88,532.27

Finding the Fourth Proportional to 160,163.81, 221,009.15 and 88,532.27

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Solution

The fourth proportional to 160,163.81, 221,009.15 and 88,532.27 is: 122,165.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,163.81 : 221,009.15 = 88,532.27 : x
  2. Step 2: Convert to fraction form
    160,163.81/221,009.15 = 88,532.27/x
  3. Step 3: Cross multiply
    160,163.81x = 221,009.15 × 88,532.27
  4. Step 4: Simplify right side
    160,163.81x = 19,566,441,297.61
  5. Step 5: Solve for x
    x = 19,566,441,297.61/160,163.81
  6. Step 6: Final answer
    x = 122,165.18

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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.