Home / 114,802.16-171,699.64-102,240.56

Finding the Fourth Proportional to 114,802.16, 171,699.64 and 102,240.56

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Solution

The fourth proportional to 114,802.16, 171,699.64 and 102,240.56 is: 152,912.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,802.16 : 171,699.64 = 102,240.56 : x
  2. Step 2: Convert to fraction form
    114,802.16/171,699.64 = 102,240.56/x
  3. Step 3: Cross multiply
    114,802.16x = 171,699.64 × 102,240.56
  4. Step 4: Simplify right side
    114,802.16x = 17,554,667,345.40
  5. Step 5: Solve for x
    x = 17,554,667,345.40/114,802.16
  6. Step 6: Final answer
    x = 152,912.34

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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.