Home / 152,048.56-209,860.34-88,423.06

Finding the Fourth Proportional to 152,048.56, 209,860.34 and 88,423.06

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Solution

The fourth proportional to 152,048.56, 209,860.34 and 88,423.06 is: 122,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,048.56 : 209,860.34 = 88,423.06 : x
  2. Step 2: Convert to fraction form
    152,048.56/209,860.34 = 88,423.06/x
  3. Step 3: Cross multiply
    152,048.56x = 209,860.34 × 88,423.06
  4. Step 4: Simplify right side
    152,048.56x = 18,556,493,435.44
  5. Step 5: Solve for x
    x = 18,556,493,435.44/152,048.56
  6. Step 6: Final answer
    x = 122,043.20

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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.