Home / 106,013.26-146,289.16-62,401.18

Finding the Fourth Proportional to 106,013.26, 146,289.16 and 62,401.18

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Solution

The fourth proportional to 106,013.26, 146,289.16 and 62,401.18 is: 86,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,013.26 : 146,289.16 = 62,401.18 : x
  2. Step 2: Convert to fraction form
    106,013.26/146,289.16 = 62,401.18/x
  3. Step 3: Cross multiply
    106,013.26x = 146,289.16 × 62,401.18
  4. Step 4: Simplify right side
    106,013.26x = 9,128,616,205.21
  5. Step 5: Solve for x
    x = 9,128,616,205.21/106,013.26
  6. Step 6: Final answer
    x = 86,108.25

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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.