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Finding the Fourth Proportional to 237,615.40, 356,423.10 and 97,474.60

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Solution

The fourth proportional to 237,615.40, 356,423.10 and 97,474.60 is: 146,211.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,615.40 : 356,423.10 = 97,474.60 : x
  2. Step 2: Convert to fraction form
    237,615.40/356,423.10 = 97,474.60/x
  3. Step 3: Cross multiply
    237,615.40x = 356,423.10 × 97,474.60
  4. Step 4: Simplify right side
    237,615.40x = 34,742,199,103.26
  5. Step 5: Solve for x
    x = 34,742,199,103.26/237,615.40
  6. Step 6: Final answer
    x = 146,211.90

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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.