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Finding the Fourth Proportional to 116,027.03, 160,117.10 and 65,039.79

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Solution

The fourth proportional to 116,027.03, 160,117.10 and 65,039.79 is: 89,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,027.03 : 160,117.10 = 65,039.79 : x
  2. Step 2: Convert to fraction form
    116,027.03/160,117.10 = 65,039.79/x
  3. Step 3: Cross multiply
    116,027.03x = 160,117.10 × 65,039.79
  4. Step 4: Simplify right side
    116,027.03x = 10,413,982,559.41
  5. Step 5: Solve for x
    x = 10,413,982,559.41/116,027.03
  6. Step 6: Final answer
    x = 89,754.80

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1.5x scale

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.