Home / 106,031.61-146,325.62-58,284.94

Finding the Fourth Proportional to 106,031.61, 146,325.62 and 58,284.94

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Solution

The fourth proportional to 106,031.61, 146,325.62 and 58,284.94 is: 80,434.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,031.61 : 146,325.62 = 58,284.94 : x
  2. Step 2: Convert to fraction form
    106,031.61/146,325.62 = 58,284.94/x
  3. Step 3: Cross multiply
    106,031.61x = 146,325.62 × 58,284.94
  4. Step 4: Simplify right side
    106,031.61x = 8,528,579,982.16
  5. Step 5: Solve for x
    x = 8,528,579,982.16/106,031.61
  6. Step 6: Final answer
    x = 80,434.32

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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.