Home / 102,264.48-153,477.72-43,140.96

Finding the Fourth Proportional to 102,264.48, 153,477.72 and 43,140.96

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Solution

The fourth proportional to 102,264.48, 153,477.72 and 43,140.96 is: 64,745.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,264.48 : 153,477.72 = 43,140.96 : x
  2. Step 2: Convert to fraction form
    102,264.48/153,477.72 = 43,140.96/x
  3. Step 3: Cross multiply
    102,264.48x = 153,477.72 × 43,140.96
  4. Step 4: Simplify right side
    102,264.48x = 6,621,176,179.41
  5. Step 5: Solve for x
    x = 6,621,176,179.41/102,264.48
  6. Step 6: Final answer
    x = 64,745.61

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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.