Home / 106,017.10-146,301.10-57,617.88

Finding the Fourth Proportional to 106,017.10, 146,301.10 and 57,617.88

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Solution

The fourth proportional to 106,017.10, 146,301.10 and 57,617.88 is: 79,511.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,017.10 : 146,301.10 = 57,617.88 : x
  2. Step 2: Convert to fraction form
    106,017.10/146,301.10 = 57,617.88/x
  3. Step 3: Cross multiply
    106,017.10x = 146,301.10 × 57,617.88
  4. Step 4: Simplify right side
    106,017.10x = 8,429,559,367.71
  5. Step 5: Solve for x
    x = 8,429,559,367.71/106,017.10
  6. Step 6: Final answer
    x = 79,511.32

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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.