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Finding the Fourth Proportional to 170,558.84, 255,838.88 and 52,229.70

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Solution

The fourth proportional to 170,558.84, 255,838.88 and 52,229.70 is: 78,344.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,558.84 : 255,838.88 = 52,229.70 : x
  2. Step 2: Convert to fraction form
    170,558.84/255,838.88 = 52,229.70/x
  3. Step 3: Cross multiply
    170,558.84x = 255,838.88 × 52,229.70
  4. Step 4: Simplify right side
    170,558.84x = 13,362,387,950.74
  5. Step 5: Solve for x
    x = 13,362,387,950.74/170,558.84
  6. Step 6: Final answer
    x = 78,344.74

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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.