Home / 134,445.42-201,621.12-39,650.46

Finding the Fourth Proportional to 134,445.42, 201,621.12 and 39,650.46

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Solution

The fourth proportional to 134,445.42, 201,621.12 and 39,650.46 is: 59,461.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,445.42 : 201,621.12 = 39,650.46 : x
  2. Step 2: Convert to fraction form
    134,445.42/201,621.12 = 39,650.46/x
  3. Step 3: Cross multiply
    134,445.42x = 201,621.12 × 39,650.46
  4. Step 4: Simplify right side
    134,445.42x = 7,994,370,153.72
  5. Step 5: Solve for x
    x = 7,994,370,153.72/134,445.42
  6. Step 6: Final answer
    x = 59,461.83

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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.