Home / 122,014.03-168,293.11-104,989.01

Finding the Fourth Proportional to 122,014.03, 168,293.11 and 104,989.01

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Solution

The fourth proportional to 122,014.03, 168,293.11 and 104,989.01 is: 144,810.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,014.03 : 168,293.11 = 104,989.01 : x
  2. Step 2: Convert to fraction form
    122,014.03/168,293.11 = 104,989.01/x
  3. Step 3: Cross multiply
    122,014.03x = 168,293.11 × 104,989.01
  4. Step 4: Simplify right side
    122,014.03x = 17,668,926,438.04
  5. Step 5: Solve for x
    x = 17,668,926,438.04/122,014.03
  6. Step 6: Final answer
    x = 144,810.61

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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.