Home / 292,502.52-438,820.02-92,835

Finding the Fourth Proportional to 292,502.52, 438,820.02 and 92,835

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Solution

The fourth proportional to 292,502.52, 438,820.02 and 92,835 is: 139,273.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,502.52 : 438,820.02 = 92,835 : x
  2. Step 2: Convert to fraction form
    292,502.52/438,820.02 = 92,835/x
  3. Step 3: Cross multiply
    292,502.52x = 438,820.02 × 92,835
  4. Step 4: Simplify right side
    292,502.52x = 40,737,856,556.70
  5. Step 5: Solve for x
    x = 40,737,856,556.70/292,502.52
  6. Step 6: Final answer
    x = 139,273.52

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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.