Home / 111,439.24-167,041.47-36,539.86

Finding the Fourth Proportional to 111,439.24, 167,041.47 and 36,539.86

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Solution

The fourth proportional to 111,439.24, 167,041.47 and 36,539.86 is: 54,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,439.24 : 167,041.47 = 36,539.86 : x
  2. Step 2: Convert to fraction form
    111,439.24/167,041.47 = 36,539.86/x
  3. Step 3: Cross multiply
    111,439.24x = 167,041.47 × 36,539.86
  4. Step 4: Simplify right side
    111,439.24x = 6,103,671,927.99
  5. Step 5: Solve for x
    x = 6,103,671,927.99/111,439.24
  6. Step 6: Final answer
    x = 54,771.30

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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.