Home / 112,458.68-168,685.32-36,557.12

Finding the Fourth Proportional to 112,458.68, 168,685.32 and 36,557.12

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Solution

The fourth proportional to 112,458.68, 168,685.32 and 36,557.12 is: 54,834.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,458.68 : 168,685.32 = 36,557.12 : x
  2. Step 2: Convert to fraction form
    112,458.68/168,685.32 = 36,557.12/x
  3. Step 3: Cross multiply
    112,458.68x = 168,685.32 × 36,557.12
  4. Step 4: Simplify right side
    112,458.68x = 6,166,649,485.48
  5. Step 5: Solve for x
    x = 6,166,649,485.48/112,458.68
  6. Step 6: Final answer
    x = 54,834.80

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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.