Home / 370,844.10-556,020.36-134,155.98

Finding the Fourth Proportional to 370,844.10, 556,020.36 and 134,155.98

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Solution

The fourth proportional to 370,844.10, 556,020.36 and 134,155.98 is: 201,145.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,844.10 : 556,020.36 = 134,155.98 : x
  2. Step 2: Convert to fraction form
    370,844.10/556,020.36 = 134,155.98/x
  3. Step 3: Cross multiply
    370,844.10x = 556,020.36 × 134,155.98
  4. Step 4: Simplify right side
    370,844.10x = 74,593,456,295.75
  5. Step 5: Solve for x
    x = 74,593,456,295.75/370,844.10
  6. Step 6: Final answer
    x = 201,145.05

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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.