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Finding the Fourth Proportional to 116,444.62, 160,710.60 and 65,461.56

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Solution

The fourth proportional to 116,444.62, 160,710.60 and 65,461.56 is: 90,346.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,444.62 : 160,710.60 = 65,461.56 : x
  2. Step 2: Convert to fraction form
    116,444.62/160,710.60 = 65,461.56/x
  3. Step 3: Cross multiply
    116,444.62x = 160,710.60 × 65,461.56
  4. Step 4: Simplify right side
    116,444.62x = 10,520,366,584.54
  5. Step 5: Solve for x
    x = 10,520,366,584.54/116,444.62
  6. Step 6: Final answer
    x = 90,346.52

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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.