Home / 134,064.47-185,012.23-73,639.02

Finding the Fourth Proportional to 134,064.47, 185,012.23 and 73,639.02

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Solution

The fourth proportional to 134,064.47, 185,012.23 and 73,639.02 is: 101,623.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,064.47 : 185,012.23 = 73,639.02 : x
  2. Step 2: Convert to fraction form
    134,064.47/185,012.23 = 73,639.02/x
  3. Step 3: Cross multiply
    134,064.47x = 185,012.23 × 73,639.02
  4. Step 4: Simplify right side
    134,064.47x = 13,624,119,745.88
  5. Step 5: Solve for x
    x = 13,624,119,745.88/134,064.47
  6. Step 6: Final answer
    x = 101,623.64

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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.