Home / 105,237.09-157,857.00-35,116.40

Finding the Fourth Proportional to 105,237.09, 157,857.00 and 35,116.40

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Solution

The fourth proportional to 105,237.09, 157,857.00 and 35,116.40 is: 52,675.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,237.09 : 157,857.00 = 35,116.40 : x
  2. Step 2: Convert to fraction form
    105,237.09/157,857.00 = 35,116.40/x
  3. Step 3: Cross multiply
    105,237.09x = 157,857.00 × 35,116.40
  4. Step 4: Simplify right side
    105,237.09x = 5,543,370,015.29
  5. Step 5: Solve for x
    x = 5,543,370,015.29/105,237.09
  6. Step 6: Final answer
    x = 52,675.06

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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.