Home / 157,720.21-236,583.59-56,524.84

Finding the Fourth Proportional to 157,720.21, 236,583.59 and 56,524.84

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Solution

The fourth proportional to 157,720.21, 236,583.59 and 56,524.84 is: 84,788.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,720.21 : 236,583.59 = 56,524.84 : x
  2. Step 2: Convert to fraction form
    157,720.21/236,583.59 = 56,524.84/x
  3. Step 3: Cross multiply
    157,720.21x = 236,583.59 × 56,524.84
  4. Step 4: Simplify right side
    157,720.21x = 13,372,849,571.38
  5. Step 5: Solve for x
    x = 13,372,849,571.38/157,720.21
  6. Step 6: Final answer
    x = 84,788.43

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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.