Home / 130,737.72-196,041.77-46,485.22

Finding the Fourth Proportional to 130,737.72, 196,041.77 and 46,485.22

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Solution

The fourth proportional to 130,737.72, 196,041.77 and 46,485.22 is: 69,704.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,737.72 : 196,041.77 = 46,485.22 : x
  2. Step 2: Convert to fraction form
    130,737.72/196,041.77 = 46,485.22/x
  3. Step 3: Cross multiply
    130,737.72x = 196,041.77 × 46,485.22
  4. Step 4: Simplify right side
    130,737.72x = 9,113,044,757.75
  5. Step 5: Solve for x
    x = 9,113,044,757.75/130,737.72
  6. Step 6: Final answer
    x = 69,704.78

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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.