Home / 214,312.23-321,436.76-56,551.77

Finding the Fourth Proportional to 214,312.23, 321,436.76 and 56,551.77

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Solution

The fourth proportional to 214,312.23, 321,436.76 and 56,551.77 is: 84,819.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,312.23 : 321,436.76 = 56,551.77 : x
  2. Step 2: Convert to fraction form
    214,312.23/321,436.76 = 56,551.77/x
  3. Step 3: Cross multiply
    214,312.23x = 321,436.76 × 56,551.77
  4. Step 4: Simplify right side
    214,312.23x = 18,177,817,438.31
  5. Step 5: Solve for x
    x = 18,177,817,438.31/214,312.23
  6. Step 6: Final answer
    x = 84,819.32

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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.