Home / 91,630.96-137,430.20-41,699.44

Finding the Fourth Proportional to 91,630.96, 137,430.20 and 41,699.44

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Solution

The fourth proportional to 91,630.96, 137,430.20 and 41,699.44 is: 62,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,630.96 : 137,430.20 = 41,699.44 : x
  2. Step 2: Convert to fraction form
    91,630.96/137,430.20 = 41,699.44/x
  3. Step 3: Cross multiply
    91,630.96x = 137,430.20 × 41,699.44
  4. Step 4: Simplify right side
    91,630.96x = 5,730,762,379.09
  5. Step 5: Solve for x
    x = 5,730,762,379.09/91,630.96
  6. Step 6: Final answer
    x = 62,541.77

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1.5x scale

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.