Home / 122,041.32-168,423.27-68,323.13

Finding the Fourth Proportional to 122,041.32, 168,423.27 and 68,323.13

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Solution

The fourth proportional to 122,041.32, 168,423.27 and 68,323.13 is: 94,289.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,041.32 : 168,423.27 = 68,323.13 : x
  2. Step 2: Convert to fraction form
    122,041.32/168,423.27 = 68,323.13/x
  3. Step 3: Cross multiply
    122,041.32x = 168,423.27 × 68,323.13
  4. Step 4: Simplify right side
    122,041.32x = 11,507,204,504.49
  5. Step 5: Solve for x
    x = 11,507,204,504.49/122,041.32
  6. Step 6: Final answer
    x = 94,289.42

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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.