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Finding the Fourth Proportional to 295,605.30, 443,465.55 and 118,082.10

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Solution

The fourth proportional to 295,605.30, 443,465.55 and 118,082.10 is: 177,146.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,605.30 : 443,465.55 = 118,082.10 : x
  2. Step 2: Convert to fraction form
    295,605.30/443,465.55 = 118,082.10/x
  3. Step 3: Cross multiply
    295,605.30x = 443,465.55 × 118,082.10
  4. Step 4: Simplify right side
    295,605.30x = 52,365,343,421.66
  5. Step 5: Solve for x
    x = 52,365,343,421.66/295,605.30
  6. Step 6: Final answer
    x = 177,146.16

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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.