Home / 143,883.63-215,845.14-49,088.36

Finding the Fourth Proportional to 143,883.63, 215,845.14 and 49,088.36

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Solution

The fourth proportional to 143,883.63, 215,845.14 and 49,088.36 is: 73,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,883.63 : 215,845.14 = 49,088.36 : x
  2. Step 2: Convert to fraction form
    143,883.63/215,845.14 = 49,088.36/x
  3. Step 3: Cross multiply
    143,883.63x = 215,845.14 × 49,088.36
  4. Step 4: Simplify right side
    143,883.63x = 10,595,482,857.34
  5. Step 5: Solve for x
    x = 10,595,482,857.34/143,883.63
  6. Step 6: Final answer
    x = 73,639.25

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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.