Home / 349,215.68-523,836.48-112,561.76

Finding the Fourth Proportional to 349,215.68, 523,836.48 and 112,561.76

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Solution

The fourth proportional to 349,215.68, 523,836.48 and 112,561.76 is: 168,846.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,215.68 : 523,836.48 = 112,561.76 : x
  2. Step 2: Convert to fraction form
    349,215.68/523,836.48 = 112,561.76/x
  3. Step 3: Cross multiply
    349,215.68x = 523,836.48 × 112,561.76
  4. Step 4: Simplify right side
    349,215.68x = 58,963,956,141.00
  5. Step 5: Solve for x
    x = 58,963,956,141.00/349,215.68
  6. Step 6: Final answer
    x = 168,846.82

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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.