Home / 240,447-331,826.63-133,015.18

Finding the Fourth Proportional to 240,447, 331,826.63 and 133,015.18

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Solution

The fourth proportional to 240,447, 331,826.63 and 133,015.18 is: 183,566.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,447 : 331,826.63 = 133,015.18 : x
  2. Step 2: Convert to fraction form
    240,447/331,826.63 = 133,015.18/x
  3. Step 3: Cross multiply
    240,447x = 331,826.63 × 133,015.18
  4. Step 4: Simplify right side
    240,447x = 44,137,978,918.24
  5. Step 5: Solve for x
    x = 44,137,978,918.24/240,447
  6. Step 6: Final answer
    x = 183,566.35

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1.5x scale

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.