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Finding the Fourth Proportional to 160,573.80, 240,630.30 and 118,122.60

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Solution

The fourth proportional to 160,573.80, 240,630.30 and 118,122.60 is: 177,014.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,573.80 : 240,630.30 = 118,122.60 : x
  2. Step 2: Convert to fraction form
    160,573.80/240,630.30 = 118,122.60/x
  3. Step 3: Cross multiply
    160,573.80x = 240,630.30 × 118,122.60
  4. Step 4: Simplify right side
    160,573.80x = 28,423,876,674.78
  5. Step 5: Solve for x
    x = 28,423,876,674.78/160,573.80
  6. Step 6: Final answer
    x = 177,014.41

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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.