Home / 105,368.34-158,052.67-43,038.84

Finding the Fourth Proportional to 105,368.34, 158,052.67 and 43,038.84

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Solution

The fourth proportional to 105,368.34, 158,052.67 and 43,038.84 is: 64,558.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,368.34 : 158,052.67 = 43,038.84 : x
  2. Step 2: Convert to fraction form
    105,368.34/158,052.67 = 43,038.84/x
  3. Step 3: Cross multiply
    105,368.34x = 158,052.67 × 43,038.84
  4. Step 4: Simplify right side
    105,368.34x = 6,802,404,060.80
  5. Step 5: Solve for x
    x = 6,802,404,060.80/105,368.34
  6. Step 6: Final answer
    x = 64,558.33

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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.