Home / 291,895.15-437,842.72-134,256.19

Finding the Fourth Proportional to 291,895.15, 437,842.72 and 134,256.19

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Solution

The fourth proportional to 291,895.15, 437,842.72 and 134,256.19 is: 201,384.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,895.15 : 437,842.72 = 134,256.19 : x
  2. Step 2: Convert to fraction form
    291,895.15/437,842.72 = 134,256.19/x
  3. Step 3: Cross multiply
    291,895.15x = 437,842.72 × 134,256.19
  4. Step 4: Simplify right side
    291,895.15x = 58,783,093,217.22
  5. Step 5: Solve for x
    x = 58,783,093,217.22/291,895.15
  6. Step 6: Final answer
    x = 201,384.28

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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.