Home / 262,341.54-393,548.96-129,222.90

Finding the Fourth Proportional to 262,341.54, 393,548.96 and 129,222.90

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Solution

The fourth proportional to 262,341.54, 393,548.96 and 129,222.90 is: 193,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,341.54 : 393,548.96 = 129,222.90 : x
  2. Step 2: Convert to fraction form
    262,341.54/393,548.96 = 129,222.90/x
  3. Step 3: Cross multiply
    262,341.54x = 393,548.96 × 129,222.90
  4. Step 4: Simplify right side
    262,341.54x = 50,855,537,903.18
  5. Step 5: Solve for x
    x = 50,855,537,903.18/262,341.54
  6. Step 6: Final answer
    x = 193,852.40

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1.5x scale

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.