Home / 82,897.76-114,393.36-48,904.48

Finding the Fourth Proportional to 82,897.76, 114,393.36 and 48,904.48

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Solution

The fourth proportional to 82,897.76, 114,393.36 and 48,904.48 is: 67,484.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,897.76 : 114,393.36 = 48,904.48 : x
  2. Step 2: Convert to fraction form
    82,897.76/114,393.36 = 48,904.48/x
  3. Step 3: Cross multiply
    82,897.76x = 114,393.36 × 48,904.48
  4. Step 4: Simplify right side
    82,897.76x = 5,594,347,786.25
  5. Step 5: Solve for x
    x = 5,594,347,786.25/82,897.76
  6. Step 6: Final answer
    x = 67,484.91

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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.