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Finding the Fourth Proportional to 469,012.06, 703,559.60 and 132,055.60

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Solution

The fourth proportional to 469,012.06, 703,559.60 and 132,055.60 is: 198,095.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,012.06 : 703,559.60 = 132,055.60 : x
  2. Step 2: Convert to fraction form
    469,012.06/703,559.60 = 132,055.60/x
  3. Step 3: Cross multiply
    469,012.06x = 703,559.60 × 132,055.60
  4. Step 4: Simplify right side
    469,012.06x = 92,908,985,113.76
  5. Step 5: Solve for x
    x = 92,908,985,113.76/469,012.06
  6. Step 6: Final answer
    x = 198,095.09

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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.