Home / 112,390.47-168,548.61-37,489.98

Finding the Fourth Proportional to 112,390.47, 168,548.61 and 37,489.98

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Solution

The fourth proportional to 112,390.47, 168,548.61 and 37,489.98 is: 56,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,390.47 : 168,548.61 = 37,489.98 : x
  2. Step 2: Convert to fraction form
    112,390.47/168,548.61 = 37,489.98/x
  3. Step 3: Cross multiply
    112,390.47x = 168,548.61 × 37,489.98
  4. Step 4: Simplify right side
    112,390.47x = 6,318,884,017.93
  5. Step 5: Solve for x
    x = 6,318,884,017.93/112,390.47
  6. Step 6: Final answer
    x = 56,222.60

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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.