Home / 291,983.40-437,829.30-134,033.40

Finding the Fourth Proportional to 291,983.40, 437,829.30 and 134,033.40

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Solution

The fourth proportional to 291,983.40, 437,829.30 and 134,033.40 is: 200,983.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,983.40 : 437,829.30 = 134,033.40 : x
  2. Step 2: Convert to fraction form
    291,983.40/437,829.30 = 134,033.40/x
  3. Step 3: Cross multiply
    291,983.40x = 437,829.30 × 134,033.40
  4. Step 4: Simplify right side
    291,983.40x = 58,683,749,698.62
  5. Step 5: Solve for x
    x = 58,683,749,698.62/291,983.40
  6. Step 6: Final answer
    x = 200,983.17

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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.