Home / 91,182,348.72-136,799,093.16-36,633,239.28

Finding the Fourth Proportional to 91,182,348.72, 136,799,093.16 and 36,633,239.28

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Solution

The fourth proportional to 91,182,348.72, 136,799,093.16 and 36,633,239.28 is: 54,960,131.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,182,348.72 : 136,799,093.16 = 36,633,239.28 : x
  2. Step 2: Convert to fraction form
    91,182,348.72/136,799,093.16 = 36,633,239.28/x
  3. Step 3: Cross multiply
    91,182,348.72x = 136,799,093.16 × 36,633,239.28
  4. Step 4: Simplify right side
    91,182,348.72x = 5,011,393,913,017,291
  5. Step 5: Solve for x
    x = 5,011,393,913,017,291/91,182,348.72
  6. Step 6: Final answer
    x = 54,960,131.90

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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.