Home / 76,510.52-114,762.63-26,601.92

Finding the Fourth Proportional to 76,510.52, 114,762.63 and 26,601.92

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Solution

The fourth proportional to 76,510.52, 114,762.63 and 26,601.92 is: 39,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,510.52 : 114,762.63 = 26,601.92 : x
  2. Step 2: Convert to fraction form
    76,510.52/114,762.63 = 26,601.92/x
  3. Step 3: Cross multiply
    76,510.52x = 114,762.63 × 26,601.92
  4. Step 4: Simplify right side
    76,510.52x = 3,052,906,302.25
  5. Step 5: Solve for x
    x = 3,052,906,302.25/76,510.52
  6. Step 6: Final answer
    x = 39,901.78

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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.