Home / 102,834.60-154,290.30-40,548.52

Finding the Fourth Proportional to 102,834.60, 154,290.30 and 40,548.52

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Solution

The fourth proportional to 102,834.60, 154,290.30 and 40,548.52 is: 60,837.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,834.60 : 154,290.30 = 40,548.52 : x
  2. Step 2: Convert to fraction form
    102,834.60/154,290.30 = 40,548.52/x
  3. Step 3: Cross multiply
    102,834.60x = 154,290.30 × 40,548.52
  4. Step 4: Simplify right side
    102,834.60x = 6,256,243,315.36
  5. Step 5: Solve for x
    x = 6,256,243,315.36/102,834.60
  6. Step 6: Final answer
    x = 60,837.92

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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.