Home / 76,130.15-105,035.46-44,292.90

Finding the Fourth Proportional to 76,130.15, 105,035.46 and 44,292.90

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Solution

The fourth proportional to 76,130.15, 105,035.46 and 44,292.90 is: 61,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,130.15 : 105,035.46 = 44,292.90 : x
  2. Step 2: Convert to fraction form
    76,130.15/105,035.46 = 44,292.90/x
  3. Step 3: Cross multiply
    76,130.15x = 105,035.46 × 44,292.90
  4. Step 4: Simplify right side
    76,130.15x = 4,652,325,183.18
  5. Step 5: Solve for x
    x = 4,652,325,183.18/76,130.15
  6. Step 6: Final answer
    x = 61,110.15

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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.