Home / 130,901.58-196,349.94-64,270.98

Finding the Fourth Proportional to 130,901.58, 196,349.94 and 64,270.98

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Solution

The fourth proportional to 130,901.58, 196,349.94 and 64,270.98 is: 96,405.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,901.58 : 196,349.94 = 64,270.98 : x
  2. Step 2: Convert to fraction form
    130,901.58/196,349.94 = 64,270.98/x
  3. Step 3: Cross multiply
    130,901.58x = 196,349.94 × 64,270.98
  4. Step 4: Simplify right side
    130,901.58x = 12,619,603,066.74
  5. Step 5: Solve for x
    x = 12,619,603,066.74/130,901.58
  6. Step 6: Final answer
    x = 96,405.28

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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.