Home / 185,178.42-277,767.63-52,072.20

Finding the Fourth Proportional to 185,178.42, 277,767.63 and 52,072.20

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Solution

The fourth proportional to 185,178.42, 277,767.63 and 52,072.20 is: 78,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,178.42 : 277,767.63 = 52,072.20 : x
  2. Step 2: Convert to fraction form
    185,178.42/277,767.63 = 52,072.20/x
  3. Step 3: Cross multiply
    185,178.42x = 277,767.63 × 52,072.20
  4. Step 4: Simplify right side
    185,178.42x = 14,463,971,582.89
  5. Step 5: Solve for x
    x = 14,463,971,582.89/185,178.42
  6. Step 6: Final answer
    x = 78,108.30

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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.