Home / 292,364.52-438,602.07-92,735.16

Finding the Fourth Proportional to 292,364.52, 438,602.07 and 92,735.16

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Solution

The fourth proportional to 292,364.52, 438,602.07 and 92,735.16 is: 139,120.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,364.52 : 438,602.07 = 92,735.16 : x
  2. Step 2: Convert to fraction form
    292,364.52/438,602.07 = 92,735.16/x
  3. Step 3: Cross multiply
    292,364.52x = 438,602.07 × 92,735.16
  4. Step 4: Simplify right side
    292,364.52x = 40,673,833,137.78
  5. Step 5: Solve for x
    x = 40,673,833,137.78/292,364.52
  6. Step 6: Final answer
    x = 139,120.28

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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.