Home / 112,200.96-154,836.59-63,802.89

Finding the Fourth Proportional to 112,200.96, 154,836.59 and 63,802.89

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Solution

The fourth proportional to 112,200.96, 154,836.59 and 63,802.89 is: 88,047.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,200.96 : 154,836.59 = 63,802.89 : x
  2. Step 2: Convert to fraction form
    112,200.96/154,836.59 = 63,802.89/x
  3. Step 3: Cross multiply
    112,200.96x = 154,836.59 × 63,802.89
  4. Step 4: Simplify right side
    112,200.96x = 9,879,021,600.73
  5. Step 5: Solve for x
    x = 9,879,021,600.73/112,200.96
  6. Step 6: Final answer
    x = 88,047.56

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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.