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Finding the Fourth Proportional to 116,703.40, 175,055.10 and 114,111.40

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Solution

The fourth proportional to 116,703.40, 175,055.10 and 114,111.40 is: 171,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,703.40 : 175,055.10 = 114,111.40 : x
  2. Step 2: Convert to fraction form
    116,703.40/175,055.10 = 114,111.40/x
  3. Step 3: Cross multiply
    116,703.40x = 175,055.10 × 114,111.40
  4. Step 4: Simplify right side
    116,703.40x = 19,975,782,538.14
  5. Step 5: Solve for x
    x = 19,975,782,538.14/116,703.40
  6. Step 6: Final answer
    x = 171,167.10

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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.