Home / 92,784.78-139,177.95-26,223.42

Finding the Fourth Proportional to 92,784.78, 139,177.95 and 26,223.42

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Solution

The fourth proportional to 92,784.78, 139,177.95 and 26,223.42 is: 39,335.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,784.78 : 139,177.95 = 26,223.42 : x
  2. Step 2: Convert to fraction form
    92,784.78/139,177.95 = 26,223.42/x
  3. Step 3: Cross multiply
    92,784.78x = 139,177.95 × 26,223.42
  4. Step 4: Simplify right side
    92,784.78x = 3,649,721,837.59
  5. Step 5: Solve for x
    x = 3,649,721,837.59/92,784.78
  6. Step 6: Final answer
    x = 39,335.35

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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.