Home / 147,554.88-221,486.10-130,794.36

Finding the Fourth Proportional to 147,554.88, 221,486.10 and 130,794.36

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Solution

The fourth proportional to 147,554.88, 221,486.10 and 130,794.36 is: 196,327.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,554.88 : 221,486.10 = 130,794.36 : x
  2. Step 2: Convert to fraction form
    147,554.88/221,486.10 = 130,794.36/x
  3. Step 3: Cross multiply
    147,554.88x = 221,486.10 × 130,794.36
  4. Step 4: Simplify right side
    147,554.88x = 28,969,132,698.40
  5. Step 5: Solve for x
    x = 28,969,132,698.40/147,554.88
  6. Step 6: Final answer
    x = 196,327.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.