Home / 134,162.89-201,299.40-70,966.12

Finding the Fourth Proportional to 134,162.89, 201,299.40 and 70,966.12

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Solution

The fourth proportional to 134,162.89, 201,299.40 and 70,966.12 is: 106,478.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,162.89 : 201,299.40 = 70,966.12 : x
  2. Step 2: Convert to fraction form
    134,162.89/201,299.40 = 70,966.12/x
  3. Step 3: Cross multiply
    134,162.89x = 201,299.40 × 70,966.12
  4. Step 4: Simplify right side
    134,162.89x = 14,285,437,376.33
  5. Step 5: Solve for x
    x = 14,285,437,376.33/134,162.89
  6. Step 6: Final answer
    x = 106,478.31

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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.