Home / 51,085.80-70,409.83-48,133.35

Finding the Fourth Proportional to 51,085.80, 70,409.83 and 48,133.35

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Solution

The fourth proportional to 51,085.80, 70,409.83 and 48,133.35 is: 66,340.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,085.80 : 70,409.83 = 48,133.35 : x
  2. Step 2: Convert to fraction form
    51,085.80/70,409.83 = 48,133.35/x
  3. Step 3: Cross multiply
    51,085.80x = 70,409.83 × 48,133.35
  4. Step 4: Simplify right side
    51,085.80x = 3,389,061,166.86
  5. Step 5: Solve for x
    x = 3,389,061,166.86/51,085.80
  6. Step 6: Final answer
    x = 66,340.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.