Home / 147,628.14-221,477.34-47,788.32

Finding the Fourth Proportional to 147,628.14, 221,477.34 and 47,788.32

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Solution

The fourth proportional to 147,628.14, 221,477.34 and 47,788.32 is: 71,693.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,628.14 : 221,477.34 = 47,788.32 : x
  2. Step 2: Convert to fraction form
    147,628.14/221,477.34 = 47,788.32/x
  3. Step 3: Cross multiply
    147,628.14x = 221,477.34 × 47,788.32
  4. Step 4: Simplify right side
    147,628.14x = 10,584,029,996.67
  5. Step 5: Solve for x
    x = 10,584,029,996.67/147,628.14
  6. Step 6: Final answer
    x = 71,693.85

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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.