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Finding the Fourth Proportional to 185,349.39, 277,857.63 and 90,525.93

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Solution

The fourth proportional to 185,349.39, 277,857.63 and 90,525.93 is: 135,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,349.39 : 277,857.63 = 90,525.93 : x
  2. Step 2: Convert to fraction form
    185,349.39/277,857.63 = 90,525.93/x
  3. Step 3: Cross multiply
    185,349.39x = 277,857.63 × 90,525.93
  4. Step 4: Simplify right side
    185,349.39x = 25,153,320,363.35
  5. Step 5: Solve for x
    x = 25,153,320,363.35/185,349.39
  6. Step 6: Final answer
    x = 135,707.60

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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.