Home / 145,466.26-218,174.64-40,260.58

Finding the Fourth Proportional to 145,466.26, 218,174.64 and 40,260.58

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Solution

The fourth proportional to 145,466.26, 218,174.64 and 40,260.58 is: 60,384.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,466.26 : 218,174.64 = 40,260.58 : x
  2. Step 2: Convert to fraction form
    145,466.26/218,174.64 = 40,260.58/x
  3. Step 3: Cross multiply
    145,466.26x = 218,174.64 × 40,260.58
  4. Step 4: Simplify right side
    145,466.26x = 8,783,837,547.69
  5. Step 5: Solve for x
    x = 8,783,837,547.69/145,466.26
  6. Step 6: Final answer
    x = 60,384.02

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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.