Home / 112,334.07-168,500.79-45,758.55

Finding the Fourth Proportional to 112,334.07, 168,500.79 and 45,758.55

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Solution

The fourth proportional to 112,334.07, 168,500.79 and 45,758.55 is: 68,637.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,334.07 : 168,500.79 = 45,758.55 : x
  2. Step 2: Convert to fraction form
    112,334.07/168,500.79 = 45,758.55/x
  3. Step 3: Cross multiply
    112,334.07x = 168,500.79 × 45,758.55
  4. Step 4: Simplify right side
    112,334.07x = 7,710,351,824.25
  5. Step 5: Solve for x
    x = 7,710,351,824.25/112,334.07
  6. Step 6: Final answer
    x = 68,637.70

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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.