Home / 112,634.53-155,180.75-92,459.46

Finding the Fourth Proportional to 112,634.53, 155,180.75 and 92,459.46

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Solution

The fourth proportional to 112,634.53, 155,180.75 and 92,459.46 is: 127,384.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,634.53 : 155,180.75 = 92,459.46 : x
  2. Step 2: Convert to fraction form
    112,634.53/155,180.75 = 92,459.46/x
  3. Step 3: Cross multiply
    112,634.53x = 155,180.75 × 92,459.46
  4. Step 4: Simplify right side
    112,634.53x = 14,347,928,347.40
  5. Step 5: Solve for x
    x = 14,347,928,347.40/112,634.53
  6. Step 6: Final answer
    x = 127,384.81

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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.