Home / 107,127.24-160,509.96-64,879.86

Finding the Fourth Proportional to 107,127.24, 160,509.96 and 64,879.86

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Solution

The fourth proportional to 107,127.24, 160,509.96 and 64,879.86 is: 97,210.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,127.24 : 160,509.96 = 64,879.86 : x
  2. Step 2: Convert to fraction form
    107,127.24/160,509.96 = 64,879.86/x
  3. Step 3: Cross multiply
    107,127.24x = 160,509.96 × 64,879.86
  4. Step 4: Simplify right side
    107,127.24x = 10,413,863,733.41
  5. Step 5: Solve for x
    x = 10,413,863,733.41/107,127.24
  6. Step 6: Final answer
    x = 97,210.23

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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.