Home / 174,694.20-262,041.30-145,145.40

Finding the Fourth Proportional to 174,694.20, 262,041.30 and 145,145.40

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Solution

The fourth proportional to 174,694.20, 262,041.30 and 145,145.40 is: 217,718.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,694.20 : 262,041.30 = 145,145.40 : x
  2. Step 2: Convert to fraction form
    174,694.20/262,041.30 = 145,145.40/x
  3. Step 3: Cross multiply
    174,694.20x = 262,041.30 × 145,145.40
  4. Step 4: Simplify right side
    174,694.20x = 38,034,089,305.02
  5. Step 5: Solve for x
    x = 38,034,089,305.02/174,694.20
  6. Step 6: Final answer
    x = 217,718.10

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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.