Home / 76,132.85-105,039.18-44,295.60

Finding the Fourth Proportional to 76,132.85, 105,039.18 and 44,295.60

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Solution

The fourth proportional to 76,132.85, 105,039.18 and 44,295.60 is: 61,113.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,132.85 : 105,039.18 = 44,295.60 : x
  2. Step 2: Convert to fraction form
    76,132.85/105,039.18 = 44,295.60/x
  3. Step 3: Cross multiply
    76,132.85x = 105,039.18 × 44,295.60
  4. Step 4: Simplify right side
    76,132.85x = 4,652,773,024.66
  5. Step 5: Solve for x
    x = 4,652,773,024.66/76,132.85
  6. Step 6: Final answer
    x = 61,113.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.