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Finding the Fourth Proportional to 171,842.79, 257,702.68 and 59,492.84

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Solution

The fourth proportional to 171,842.79, 257,702.68 and 59,492.84 is: 89,217.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,842.79 : 257,702.68 = 59,492.84 : x
  2. Step 2: Convert to fraction form
    171,842.79/257,702.68 = 59,492.84/x
  3. Step 3: Cross multiply
    171,842.79x = 257,702.68 × 59,492.84
  4. Step 4: Simplify right side
    171,842.79x = 15,331,464,655.65
  5. Step 5: Solve for x
    x = 15,331,464,655.65/171,842.79
  6. Step 6: Final answer
    x = 89,217.97

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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.