Home / 64,907.35-89,573.33-38,069.21

Finding the Fourth Proportional to 64,907.35, 89,573.33 and 38,069.21

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Solution

The fourth proportional to 64,907.35, 89,573.33 and 38,069.21 is: 52,536.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,907.35 : 89,573.33 = 38,069.21 : x
  2. Step 2: Convert to fraction form
    64,907.35/89,573.33 = 38,069.21/x
  3. Step 3: Cross multiply
    64,907.35x = 89,573.33 × 38,069.21
  4. Step 4: Simplify right side
    64,907.35x = 3,409,985,910.17
  5. Step 5: Solve for x
    x = 3,409,985,910.17/64,907.35
  6. Step 6: Final answer
    x = 52,536.21

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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.