Home / 98,642.72-148,012.68-46,044.56

Finding the Fourth Proportional to 98,642.72, 148,012.68 and 46,044.56

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Solution

The fourth proportional to 98,642.72, 148,012.68 and 46,044.56 is: 69,089.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,642.72 : 148,012.68 = 46,044.56 : x
  2. Step 2: Convert to fraction form
    98,642.72/148,012.68 = 46,044.56/x
  3. Step 3: Cross multiply
    98,642.72x = 148,012.68 × 46,044.56
  4. Step 4: Simplify right side
    98,642.72x = 6,815,178,725.02
  5. Step 5: Solve for x
    x = 6,815,178,725.02/98,642.72
  6. Step 6: Final answer
    x = 69,089.53

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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.