Home / 163,087.52-225,070.07-91,461.83

Finding the Fourth Proportional to 163,087.52, 225,070.07 and 91,461.83

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Solution

The fourth proportional to 163,087.52, 225,070.07 and 91,461.83 is: 126,222.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,087.52 : 225,070.07 = 91,461.83 : x
  2. Step 2: Convert to fraction form
    163,087.52/225,070.07 = 91,461.83/x
  3. Step 3: Cross multiply
    163,087.52x = 225,070.07 × 91,461.83
  4. Step 4: Simplify right side
    163,087.52x = 20,585,318,897.77
  5. Step 5: Solve for x
    x = 20,585,318,897.77/163,087.52
  6. Step 6: Final answer
    x = 126,222.53

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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.