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Finding the Fourth Proportional to 91,476.60, 137,150.10 and 41,580.60

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Solution

The fourth proportional to 91,476.60, 137,150.10 and 41,580.60 is: 62,341.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,476.60 : 137,150.10 = 41,580.60 : x
  2. Step 2: Convert to fraction form
    91,476.60/137,150.10 = 41,580.60/x
  3. Step 3: Cross multiply
    91,476.60x = 137,150.10 × 41,580.60
  4. Step 4: Simplify right side
    91,476.60x = 5,702,783,448.06
  5. Step 5: Solve for x
    x = 5,702,783,448.06/91,476.60
  6. Step 6: Final answer
    x = 62,341.45

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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.