Home / 185,087.96-277,746.17-72,748.47

Finding the Fourth Proportional to 185,087.96, 277,746.17 and 72,748.47

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Solution

The fourth proportional to 185,087.96, 277,746.17 and 72,748.47 is: 109,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,087.96 : 277,746.17 = 72,748.47 : x
  2. Step 2: Convert to fraction form
    185,087.96/277,746.17 = 72,748.47/x
  3. Step 3: Cross multiply
    185,087.96x = 277,746.17 × 72,748.47
  4. Step 4: Simplify right side
    185,087.96x = 20,205,608,552.12
  5. Step 5: Solve for x
    x = 20,205,608,552.12/185,087.96
  6. Step 6: Final answer
    x = 109,167.60

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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.