Home / 121,210.22-167,184.41-105,048.29

Finding the Fourth Proportional to 121,210.22, 167,184.41 and 105,048.29

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Solution

The fourth proportional to 121,210.22, 167,184.41 and 105,048.29 is: 144,892.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,210.22 : 167,184.41 = 105,048.29 : x
  2. Step 2: Convert to fraction form
    121,210.22/167,184.41 = 105,048.29/x
  3. Step 3: Cross multiply
    121,210.22x = 167,184.41 × 105,048.29
  4. Step 4: Simplify right side
    121,210.22x = 17,562,436,277.88
  5. Step 5: Solve for x
    x = 17,562,436,277.88/121,210.22
  6. Step 6: Final answer
    x = 144,892.37

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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.