Home / 121,182.34-167,238.25-67,466.18

Finding the Fourth Proportional to 121,182.34, 167,238.25 and 67,466.18

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Solution

The fourth proportional to 121,182.34, 167,238.25 and 67,466.18 is: 93,107.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,182.34 : 167,238.25 = 67,466.18 : x
  2. Step 2: Convert to fraction form
    121,182.34/167,238.25 = 67,466.18/x
  3. Step 3: Cross multiply
    121,182.34x = 167,238.25 × 67,466.18
  4. Step 4: Simplify right side
    121,182.34x = 11,282,925,041.19
  5. Step 5: Solve for x
    x = 11,282,925,041.19/121,182.34
  6. Step 6: Final answer
    x = 93,107.01

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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.