Home / 147,725.96-221,556.53-42,522.08

Finding the Fourth Proportional to 147,725.96, 221,556.53 and 42,522.08

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Solution

The fourth proportional to 147,725.96, 221,556.53 and 42,522.08 is: 63,773.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,725.96 : 221,556.53 = 42,522.08 : x
  2. Step 2: Convert to fraction form
    147,725.96/221,556.53 = 42,522.08/x
  3. Step 3: Cross multiply
    147,725.96x = 221,556.53 × 42,522.08
  4. Step 4: Simplify right side
    147,725.96x = 9,421,043,491.70
  5. Step 5: Solve for x
    x = 9,421,043,491.70/147,725.96
  6. Step 6: Final answer
    x = 63,773.79

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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.