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Finding the Fourth Proportional to 45,702.80, 68,554.07 and 16,113.50

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Solution

The fourth proportional to 45,702.80, 68,554.07 and 16,113.50 is: 24,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,702.80 : 68,554.07 = 16,113.50 : x
  2. Step 2: Convert to fraction form
    45,702.80/68,554.07 = 16,113.50/x
  3. Step 3: Cross multiply
    45,702.80x = 68,554.07 × 16,113.50
  4. Step 4: Simplify right side
    45,702.80x = 1,104,646,097.76
  5. Step 5: Solve for x
    x = 1,104,646,097.76/45,702.80
  6. Step 6: Final answer
    x = 24,170.20

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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.