Home / 99,549.10-149,327.97-46,291.06

Finding the Fourth Proportional to 99,549.10, 149,327.97 and 46,291.06

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Solution

The fourth proportional to 99,549.10, 149,327.97 and 46,291.06 is: 69,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,549.10 : 149,327.97 = 46,291.06 : x
  2. Step 2: Convert to fraction form
    99,549.10/149,327.97 = 46,291.06/x
  3. Step 3: Cross multiply
    99,549.10x = 149,327.97 × 46,291.06
  4. Step 4: Simplify right side
    99,549.10x = 6,912,550,018.95
  5. Step 5: Solve for x
    x = 6,912,550,018.95/99,549.10
  6. Step 6: Final answer
    x = 69,438.60

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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.