Home / 434,142.36-651,398.22-168,089.76

Finding the Fourth Proportional to 434,142.36, 651,398.22 and 168,089.76

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Solution

The fourth proportional to 434,142.36, 651,398.22 and 168,089.76 is: 252,206.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,142.36 : 651,398.22 = 168,089.76 : x
  2. Step 2: Convert to fraction form
    434,142.36/651,398.22 = 168,089.76/x
  3. Step 3: Cross multiply
    434,142.36x = 651,398.22 × 168,089.76
  4. Step 4: Simplify right side
    434,142.36x = 109,493,370,464.23
  5. Step 5: Solve for x
    x = 109,493,370,464.23/434,142.36
  6. Step 6: Final answer
    x = 252,206.14

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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.