Home / 76,612.82-114,681.63-41,465.30

Finding the Fourth Proportional to 76,612.82, 114,681.63 and 41,465.30

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Solution

The fourth proportional to 76,612.82, 114,681.63 and 41,465.30 is: 62,069.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,612.82 : 114,681.63 = 41,465.30 : x
  2. Step 2: Convert to fraction form
    76,612.82/114,681.63 = 41,465.30/x
  3. Step 3: Cross multiply
    76,612.82x = 114,681.63 × 41,465.30
  4. Step 4: Simplify right side
    76,612.82x = 4,755,308,192.44
  5. Step 5: Solve for x
    x = 4,755,308,192.44/76,612.82
  6. Step 6: Final answer
    x = 62,069.35

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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.