Home / 157,539.20-236,118.11-113,074.11

Finding the Fourth Proportional to 157,539.20, 236,118.11 and 113,074.11

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Solution

The fourth proportional to 157,539.20, 236,118.11 and 113,074.11 is: 169,474.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,539.20 : 236,118.11 = 113,074.11 : x
  2. Step 2: Convert to fraction form
    157,539.20/236,118.11 = 113,074.11/x
  3. Step 3: Cross multiply
    157,539.20x = 236,118.11 × 113,074.11
  4. Step 4: Simplify right side
    157,539.20x = 26,698,844,577.76
  5. Step 5: Solve for x
    x = 26,698,844,577.76/157,539.20
  6. Step 6: Final answer
    x = 169,474.30

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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.