Home / 357,994.20-537,004.26-121,359.72

Finding the Fourth Proportional to 357,994.20, 537,004.26 and 121,359.72

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Solution

The fourth proportional to 357,994.20, 537,004.26 and 121,359.72 is: 182,043.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,994.20 : 537,004.26 = 121,359.72 : x
  2. Step 2: Convert to fraction form
    357,994.20/537,004.26 = 121,359.72/x
  3. Step 3: Cross multiply
    357,994.20x = 537,004.26 × 121,359.72
  4. Step 4: Simplify right side
    357,994.20x = 65,170,686,632.41
  5. Step 5: Solve for x
    x = 65,170,686,632.41/357,994.20
  6. Step 6: Final answer
    x = 182,043.97

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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.