Home / 175,834.87-242,652.24-103,223.57

Finding the Fourth Proportional to 175,834.87, 242,652.24 and 103,223.57

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Solution

The fourth proportional to 175,834.87, 242,652.24 and 103,223.57 is: 142,448.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,834.87 : 242,652.24 = 103,223.57 : x
  2. Step 2: Convert to fraction form
    175,834.87/242,652.24 = 103,223.57/x
  3. Step 3: Cross multiply
    175,834.87x = 242,652.24 × 103,223.57
  4. Step 4: Simplify right side
    175,834.87x = 25,047,429,268.04
  5. Step 5: Solve for x
    x = 25,047,429,268.04/175,834.87
  6. Step 6: Final answer
    x = 142,448.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.