Home / 112,049.25-154,622.45-61,061.82

Finding the Fourth Proportional to 112,049.25, 154,622.45 and 61,061.82

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Solution

The fourth proportional to 112,049.25, 154,622.45 and 61,061.82 is: 84,262.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,049.25 : 154,622.45 = 61,061.82 : x
  2. Step 2: Convert to fraction form
    112,049.25/154,622.45 = 61,061.82/x
  3. Step 3: Cross multiply
    112,049.25x = 154,622.45 × 61,061.82
  4. Step 4: Simplify right side
    112,049.25x = 9,441,529,056.84
  5. Step 5: Solve for x
    x = 9,441,529,056.84/112,049.25
  6. Step 6: Final answer
    x = 84,262.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.