Home / 134,545.48-185,658.81-82,854.37

Finding the Fourth Proportional to 134,545.48, 185,658.81 and 82,854.37

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Solution

The fourth proportional to 134,545.48, 185,658.81 and 82,854.37 is: 114,330.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,545.48 : 185,658.81 = 82,854.37 : x
  2. Step 2: Convert to fraction form
    134,545.48/185,658.81 = 82,854.37/x
  3. Step 3: Cross multiply
    134,545.48x = 185,658.81 × 82,854.37
  4. Step 4: Simplify right side
    134,545.48x = 15,382,643,737.50
  5. Step 5: Solve for x
    x = 15,382,643,737.50/134,545.48
  6. Step 6: Final answer
    x = 114,330.44

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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.