Home / 76,895.86-106,096.22-45,047.64

Finding the Fourth Proportional to 76,895.86, 106,096.22 and 45,047.64

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Solution

The fourth proportional to 76,895.86, 106,096.22 and 45,047.64 is: 62,153.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,895.86 : 106,096.22 = 45,047.64 : x
  2. Step 2: Convert to fraction form
    76,895.86/106,096.22 = 45,047.64/x
  3. Step 3: Cross multiply
    76,895.86x = 106,096.22 × 45,047.64
  4. Step 4: Simplify right side
    76,895.86x = 4,779,384,323.92
  5. Step 5: Solve for x
    x = 4,779,384,323.92/76,895.86
  6. Step 6: Final answer
    x = 62,153.99

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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.