Home / 54,545.70-75,271.76-35,682.42

Finding the Fourth Proportional to 54,545.70, 75,271.76 and 35,682.42

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Solution

The fourth proportional to 54,545.70, 75,271.76 and 35,682.42 is: 49,240.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,545.70 : 75,271.76 = 35,682.42 : x
  2. Step 2: Convert to fraction form
    54,545.70/75,271.76 = 35,682.42/x
  3. Step 3: Cross multiply
    54,545.70x = 75,271.76 × 35,682.42
  4. Step 4: Simplify right side
    54,545.70x = 2,685,878,554.46
  5. Step 5: Solve for x
    x = 2,685,878,554.46/54,545.70
  6. Step 6: Final answer
    x = 49,240.89

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1.5x scale

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.