Home / 156,075.47-234,142.73-49,486.27

Finding the Fourth Proportional to 156,075.47, 234,142.73 and 49,486.27

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Solution

The fourth proportional to 156,075.47, 234,142.73 and 49,486.27 is: 74,238.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,075.47 : 234,142.73 = 49,486.27 : x
  2. Step 2: Convert to fraction form
    156,075.47/234,142.73 = 49,486.27/x
  3. Step 3: Cross multiply
    156,075.47x = 234,142.73 × 49,486.27
  4. Step 4: Simplify right side
    156,075.47x = 11,586,850,107.89
  5. Step 5: Solve for x
    x = 11,586,850,107.89/156,075.47
  6. Step 6: Final answer
    x = 74,238.77

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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.