Home / 156,901.35-235,352.03-109,662.15

Finding the Fourth Proportional to 156,901.35, 235,352.03 and 109,662.15

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Solution

The fourth proportional to 156,901.35, 235,352.03 and 109,662.15 is: 164,493.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,901.35 : 235,352.03 = 109,662.15 : x
  2. Step 2: Convert to fraction form
    156,901.35/235,352.03 = 109,662.15/x
  3. Step 3: Cross multiply
    156,901.35x = 235,352.03 × 109,662.15
  4. Step 4: Simplify right side
    156,901.35x = 25,809,209,068.35
  5. Step 5: Solve for x
    x = 25,809,209,068.35/156,901.35
  6. Step 6: Final answer
    x = 164,493.23

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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.