Home / 467,639.21-701,442.41-130,677.18

Finding the Fourth Proportional to 467,639.21, 701,442.41 and 130,677.18

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Solution

The fourth proportional to 467,639.21, 701,442.41 and 130,677.18 is: 196,011.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,639.21 : 701,442.41 = 130,677.18 : x
  2. Step 2: Convert to fraction form
    467,639.21/701,442.41 = 130,677.18/x
  3. Step 3: Cross multiply
    467,639.21x = 701,442.41 × 130,677.18
  4. Step 4: Simplify right side
    467,639.21x = 91,662,515,417.82
  5. Step 5: Solve for x
    x = 91,662,515,417.82/467,639.21
  6. Step 6: Final answer
    x = 196,011.19

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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.