Home / 136,846.26-205,290.45-48,079.98

Finding the Fourth Proportional to 136,846.26, 205,290.45 and 48,079.98

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Solution

The fourth proportional to 136,846.26, 205,290.45 and 48,079.98 is: 72,127.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,846.26 : 205,290.45 = 48,079.98 : x
  2. Step 2: Convert to fraction form
    136,846.26/205,290.45 = 48,079.98/x
  3. Step 3: Cross multiply
    136,846.26x = 205,290.45 × 48,079.98
  4. Step 4: Simplify right side
    136,846.26x = 9,870,360,730.19
  5. Step 5: Solve for x
    x = 9,870,360,730.19/136,846.26
  6. Step 6: Final answer
    x = 72,127.37

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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.