Home / 152,371.20-210,048.48-106,911.84

Finding the Fourth Proportional to 152,371.20, 210,048.48 and 106,911.84

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Solution

The fourth proportional to 152,371.20, 210,048.48 and 106,911.84 is: 147,381.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,371.20 : 210,048.48 = 106,911.84 : x
  2. Step 2: Convert to fraction form
    152,371.20/210,048.48 = 106,911.84/x
  3. Step 3: Cross multiply
    152,371.20x = 210,048.48 × 106,911.84
  4. Step 4: Simplify right side
    152,371.20x = 22,456,669,486.00
  5. Step 5: Solve for x
    x = 22,456,669,486.00/152,371.20
  6. Step 6: Final answer
    x = 147,381.33

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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.