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Finding the Fourth Proportional to 116,464.70, 160,674.62 and 73,430.04

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Solution

The fourth proportional to 116,464.70, 160,674.62 and 73,430.04 is: 101,304.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,464.70 : 160,674.62 = 73,430.04 : x
  2. Step 2: Convert to fraction form
    116,464.70/160,674.62 = 73,430.04/x
  3. Step 3: Cross multiply
    116,464.70x = 160,674.62 × 73,430.04
  4. Step 4: Simplify right side
    116,464.70x = 11,798,343,773.58
  5. Step 5: Solve for x
    x = 11,798,343,773.58/116,464.70
  6. Step 6: Final answer
    x = 101,304.03

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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.