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Finding the Fourth Proportional to 107,392.16, 160,952.16 and 60,671.36

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Solution

The fourth proportional to 107,392.16, 160,952.16 and 60,671.36 is: 90,930.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,392.16 : 160,952.16 = 60,671.36 : x
  2. Step 2: Convert to fraction form
    107,392.16/160,952.16 = 60,671.36/x
  3. Step 3: Cross multiply
    107,392.16x = 160,952.16 × 60,671.36
  4. Step 4: Simplify right side
    107,392.16x = 9,765,186,442.14
  5. Step 5: Solve for x
    x = 9,765,186,442.14/107,392.16
  6. Step 6: Final answer
    x = 90,930.16

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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.