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Finding the Fourth Proportional to 161,482.30, 241,631.02 and 134,762.34

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Solution

The fourth proportional to 161,482.30, 241,631.02 and 134,762.34 is: 201,649.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,482.30 : 241,631.02 = 134,762.34 : x
  2. Step 2: Convert to fraction form
    161,482.30/241,631.02 = 134,762.34/x
  3. Step 3: Cross multiply
    161,482.30x = 241,631.02 × 134,762.34
  4. Step 4: Simplify right side
    161,482.30x = 32,562,761,671.79
  5. Step 5: Solve for x
    x = 32,562,761,671.79/161,482.30
  6. Step 6: Final answer
    x = 201,649.11

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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.