Home / 161,709.10-242,268.07-117,225.52

Finding the Fourth Proportional to 161,709.10, 242,268.07 and 117,225.52

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Solution

The fourth proportional to 161,709.10, 242,268.07 and 117,225.52 is: 175,624.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,709.10 : 242,268.07 = 117,225.52 : x
  2. Step 2: Convert to fraction form
    161,709.10/242,268.07 = 117,225.52/x
  3. Step 3: Cross multiply
    161,709.10x = 242,268.07 × 117,225.52
  4. Step 4: Simplify right side
    161,709.10x = 28,400,000,485.15
  5. Step 5: Solve for x
    x = 28,400,000,485.15/161,709.10
  6. Step 6: Final answer
    x = 175,624.01

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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.