Home / 106,048.40-146,344.76-58,301.28

Finding the Fourth Proportional to 106,048.40, 146,344.76 and 58,301.28

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Solution

The fourth proportional to 106,048.40, 146,344.76 and 58,301.28 is: 80,454.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,048.40 : 146,344.76 = 58,301.28 : x
  2. Step 2: Convert to fraction form
    106,048.40/146,344.76 = 58,301.28/x
  3. Step 3: Cross multiply
    106,048.40x = 146,344.76 × 58,301.28
  4. Step 4: Simplify right side
    106,048.40x = 8,532,086,829.29
  5. Step 5: Solve for x
    x = 8,532,086,829.29/106,048.40
  6. Step 6: Final answer
    x = 80,454.65

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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.