Home / 111,210.41-166,647.25-73,635.92

Finding the Fourth Proportional to 111,210.41, 166,647.25 and 73,635.92

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Solution

The fourth proportional to 111,210.41, 166,647.25 and 73,635.92 is: 110,342.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,210.41 : 166,647.25 = 73,635.92 : x
  2. Step 2: Convert to fraction form
    111,210.41/166,647.25 = 73,635.92/x
  3. Step 3: Cross multiply
    111,210.41x = 166,647.25 × 73,635.92
  4. Step 4: Simplify right side
    111,210.41x = 12,271,223,569.22
  5. Step 5: Solve for x
    x = 12,271,223,569.22/111,210.41
  6. Step 6: Final answer
    x = 110,342.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.