Home / 214,123.57-321,160.51-56,364.32

Finding the Fourth Proportional to 214,123.57, 321,160.51 and 56,364.32

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Solution

The fourth proportional to 214,123.57, 321,160.51 and 56,364.32 is: 84,539.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,123.57 : 321,160.51 = 56,364.32 : x
  2. Step 2: Convert to fraction form
    214,123.57/321,160.51 = 56,364.32/x
  3. Step 3: Cross multiply
    214,123.57x = 321,160.51 × 56,364.32
  4. Step 4: Simplify right side
    214,123.57x = 18,101,994,630.36
  5. Step 5: Solve for x
    x = 18,101,994,630.36/214,123.57
  6. Step 6: Final answer
    x = 84,539.95

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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.