Home / 92,412.72-127,521.88-52,136.35

Finding the Fourth Proportional to 92,412.72, 127,521.88 and 52,136.35

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Solution

The fourth proportional to 92,412.72, 127,521.88 and 52,136.35 is: 71,943.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,412.72 : 127,521.88 = 52,136.35 : x
  2. Step 2: Convert to fraction form
    92,412.72/127,521.88 = 52,136.35/x
  3. Step 3: Cross multiply
    92,412.72x = 127,521.88 × 52,136.35
  4. Step 4: Simplify right side
    92,412.72x = 6,648,524,919.19
  5. Step 5: Solve for x
    x = 6,648,524,919.19/92,412.72
  6. Step 6: Final answer
    x = 71,943.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.