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Finding the Fourth Proportional to 61,429.94, 92,144.95 and 17,056.70

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Solution

The fourth proportional to 61,429.94, 92,144.95 and 17,056.70 is: 25,585.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,429.94 : 92,144.95 = 17,056.70 : x
  2. Step 2: Convert to fraction form
    61,429.94/92,144.95 = 17,056.70/x
  3. Step 3: Cross multiply
    61,429.94x = 92,144.95 × 17,056.70
  4. Step 4: Simplify right side
    61,429.94x = 1,571,688,706.79
  5. Step 5: Solve for x
    x = 1,571,688,706.79/61,429.94
  6. Step 6: Final answer
    x = 25,585.06

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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.