Home / 155,395.09-232,941.43-99,059.41

Finding the Fourth Proportional to 155,395.09, 232,941.43 and 99,059.41

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Solution

The fourth proportional to 155,395.09, 232,941.43 and 99,059.41 is: 148,492.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,395.09 : 232,941.43 = 99,059.41 : x
  2. Step 2: Convert to fraction form
    155,395.09/232,941.43 = 99,059.41/x
  3. Step 3: Cross multiply
    155,395.09x = 232,941.43 × 99,059.41
  4. Step 4: Simplify right side
    155,395.09x = 23,075,040,620.36
  5. Step 5: Solve for x
    x = 23,075,040,620.36/155,395.09
  6. Step 6: Final answer
    x = 148,492.73

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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.