Home / 76,852.17-115,330.23-26,932.68

Finding the Fourth Proportional to 76,852.17, 115,330.23 and 26,932.68

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Solution

The fourth proportional to 76,852.17, 115,330.23 and 26,932.68 is: 40,417.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,852.17 : 115,330.23 = 26,932.68 : x
  2. Step 2: Convert to fraction form
    76,852.17/115,330.23 = 26,932.68/x
  3. Step 3: Cross multiply
    76,852.17x = 115,330.23 × 26,932.68
  4. Step 4: Simplify right side
    76,852.17x = 3,106,152,178.92
  5. Step 5: Solve for x
    x = 3,106,152,178.92/76,852.17
  6. Step 6: Final answer
    x = 40,417.23

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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.