Home / 105,206.85-157,810.88-35,085.96

Finding the Fourth Proportional to 105,206.85, 157,810.88 and 35,085.96

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Solution

The fourth proportional to 105,206.85, 157,810.88 and 35,085.96 is: 52,629.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,206.85 : 157,810.88 = 35,085.96 : x
  2. Step 2: Convert to fraction form
    105,206.85/157,810.88 = 35,085.96/x
  3. Step 3: Cross multiply
    105,206.85x = 157,810.88 × 35,085.96
  4. Step 4: Simplify right side
    105,206.85x = 5,536,946,310.96
  5. Step 5: Solve for x
    x = 5,536,946,310.96/105,206.85
  6. Step 6: Final answer
    x = 52,629.14

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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.