Home / 43,153.86-64,644.56-34,284.18

Finding the Fourth Proportional to 43,153.86, 64,644.56 and 34,284.18

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Solution

The fourth proportional to 43,153.86, 64,644.56 and 34,284.18 is: 51,357.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,153.86 : 64,644.56 = 34,284.18 : x
  2. Step 2: Convert to fraction form
    43,153.86/64,644.56 = 34,284.18/x
  3. Step 3: Cross multiply
    43,153.86x = 64,644.56 × 34,284.18
  4. Step 4: Simplify right side
    43,153.86x = 2,216,285,731.06
  5. Step 5: Solve for x
    x = 2,216,285,731.06/43,153.86
  6. Step 6: Final answer
    x = 51,357.76

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1.5x scale

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.