Home / 245,783.13-368,671.57-134,174.37

Finding the Fourth Proportional to 245,783.13, 368,671.57 and 134,174.37

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Solution

The fourth proportional to 245,783.13, 368,671.57 and 134,174.37 is: 201,259.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,783.13 : 368,671.57 = 134,174.37 : x
  2. Step 2: Convert to fraction form
    245,783.13/368,671.57 = 134,174.37/x
  3. Step 3: Cross multiply
    245,783.13x = 368,671.57 × 134,174.37
  4. Step 4: Simplify right side
    245,783.13x = 49,466,276,688.74
  5. Step 5: Solve for x
    x = 49,466,276,688.74/245,783.13
  6. Step 6: Final answer
    x = 201,259.86

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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.