Home / 131,225.81-196,790.31-46,963.13

Finding the Fourth Proportional to 131,225.81, 196,790.31 and 46,963.13

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Solution

The fourth proportional to 131,225.81, 196,790.31 and 46,963.13 is: 70,427.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,225.81 : 196,790.31 = 46,963.13 : x
  2. Step 2: Convert to fraction form
    131,225.81/196,790.31 = 46,963.13/x
  3. Step 3: Cross multiply
    131,225.81x = 196,790.31 × 46,963.13
  4. Step 4: Simplify right side
    131,225.81x = 9,241,887,927.32
  5. Step 5: Solve for x
    x = 9,241,887,927.32/131,225.81
  6. Step 6: Final answer
    x = 70,427.37

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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.