Home / 152,368.98-228,585.68-45,749.09

Finding the Fourth Proportional to 152,368.98, 228,585.68 and 45,749.09

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Solution

The fourth proportional to 152,368.98, 228,585.68 and 45,749.09 is: 68,633.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,368.98 : 228,585.68 = 45,749.09 : x
  2. Step 2: Convert to fraction form
    152,368.98/228,585.68 = 45,749.09/x
  3. Step 3: Cross multiply
    152,368.98x = 228,585.68 × 45,749.09
  4. Step 4: Simplify right side
    152,368.98x = 10,457,585,475.36
  5. Step 5: Solve for x
    x = 10,457,585,475.36/152,368.98
  6. Step 6: Final answer
    x = 68,633.30

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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.