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Finding the Fourth Proportional to 149,841.80, 224,730.30 and 65,601.80

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Solution

The fourth proportional to 149,841.80, 224,730.30 and 65,601.80 is: 98,388.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,841.80 : 224,730.30 = 65,601.80 : x
  2. Step 2: Convert to fraction form
    149,841.80/224,730.30 = 65,601.80/x
  3. Step 3: Cross multiply
    149,841.80x = 224,730.30 × 65,601.80
  4. Step 4: Simplify right side
    149,841.80x = 14,742,712,194.54
  5. Step 5: Solve for x
    x = 14,742,712,194.54/149,841.80
  6. Step 6: Final answer
    x = 98,388.52

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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.