Home / 91,022.54-136,560.68-46,680.35

Finding the Fourth Proportional to 91,022.54, 136,560.68 and 46,680.35

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Solution

The fourth proportional to 91,022.54, 136,560.68 and 46,680.35 is: 70,034.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,022.54 : 136,560.68 = 46,680.35 : x
  2. Step 2: Convert to fraction form
    91,022.54/136,560.68 = 46,680.35/x
  3. Step 3: Cross multiply
    91,022.54x = 136,560.68 × 46,680.35
  4. Step 4: Simplify right side
    91,022.54x = 6,374,699,772.54
  5. Step 5: Solve for x
    x = 6,374,699,772.54/91,022.54
  6. Step 6: Final answer
    x = 70,034.30

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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.