Home / 183,934.18-253,835.85-103,363.30

Finding the Fourth Proportional to 183,934.18, 253,835.85 and 103,363.30

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Solution

The fourth proportional to 183,934.18, 253,835.85 and 103,363.30 is: 142,645.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,934.18 : 253,835.85 = 103,363.30 : x
  2. Step 2: Convert to fraction form
    183,934.18/253,835.85 = 103,363.30/x
  3. Step 3: Cross multiply
    183,934.18x = 253,835.85 × 103,363.30
  4. Step 4: Simplify right side
    183,934.18x = 26,237,311,114.31
  5. Step 5: Solve for x
    x = 26,237,311,114.31/183,934.18
  6. Step 6: Final answer
    x = 142,645.11

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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.