Home / 106,435.40-159,653.10-94,454.60

Finding the Fourth Proportional to 106,435.40, 159,653.10 and 94,454.60

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Solution

The fourth proportional to 106,435.40, 159,653.10 and 94,454.60 is: 141,681.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,435.40 : 159,653.10 = 94,454.60 : x
  2. Step 2: Convert to fraction form
    106,435.40/159,653.10 = 94,454.60/x
  3. Step 3: Cross multiply
    106,435.40x = 159,653.10 × 94,454.60
  4. Step 4: Simplify right side
    106,435.40x = 15,079,969,699.26
  5. Step 5: Solve for x
    x = 15,079,969,699.26/106,435.40
  6. Step 6: Final answer
    x = 141,681.90

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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.