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Finding the Fourth Proportional to 170,602, 235,430.76 and 95,150.56

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Solution

The fourth proportional to 170,602, 235,430.76 and 95,150.56 is: 131,307.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,602 : 235,430.76 = 95,150.56 : x
  2. Step 2: Convert to fraction form
    170,602/235,430.76 = 95,150.56/x
  3. Step 3: Cross multiply
    170,602x = 235,430.76 × 95,150.56
  4. Step 4: Simplify right side
    170,602x = 22,401,368,655.23
  5. Step 5: Solve for x
    x = 22,401,368,655.23/170,602
  6. Step 6: Final answer
    x = 131,307.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.