Home / 210,025.10-289,851.82-119,409.46

Finding the Fourth Proportional to 210,025.10, 289,851.82 and 119,409.46

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Solution

The fourth proportional to 210,025.10, 289,851.82 and 119,409.46 is: 164,794.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,025.10 : 289,851.82 = 119,409.46 : x
  2. Step 2: Convert to fraction form
    210,025.10/289,851.82 = 119,409.46/x
  3. Step 3: Cross multiply
    210,025.10x = 289,851.82 × 119,409.46
  4. Step 4: Simplify right side
    210,025.10x = 34,611,048,283.06
  5. Step 5: Solve for x
    x = 34,611,048,283.06/210,025.10
  6. Step 6: Final answer
    x = 164,794.82

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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.