Home / 260,544.84-390,864.06-92,162.76

Finding the Fourth Proportional to 260,544.84, 390,864.06 and 92,162.76

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Solution

The fourth proportional to 260,544.84, 390,864.06 and 92,162.76 is: 138,260.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,544.84 : 390,864.06 = 92,162.76 : x
  2. Step 2: Convert to fraction form
    260,544.84/390,864.06 = 92,162.76/x
  3. Step 3: Cross multiply
    260,544.84x = 390,864.06 × 92,162.76
  4. Step 4: Simplify right side
    260,544.84x = 36,023,110,554.41
  5. Step 5: Solve for x
    x = 36,023,110,554.41/260,544.84
  6. Step 6: Final answer
    x = 138,260.69

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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.