Home / 112,996.76-155,935.04-62,010.32

Finding the Fourth Proportional to 112,996.76, 155,935.04 and 62,010.32

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Solution

The fourth proportional to 112,996.76, 155,935.04 and 62,010.32 is: 85,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,996.76 : 155,935.04 = 62,010.32 : x
  2. Step 2: Convert to fraction form
    112,996.76/155,935.04 = 62,010.32/x
  3. Step 3: Cross multiply
    112,996.76x = 155,935.04 × 62,010.32
  4. Step 4: Simplify right side
    112,996.76x = 9,669,582,274.48
  5. Step 5: Solve for x
    x = 9,669,582,274.48/112,996.76
  6. Step 6: Final answer
    x = 85,573.98

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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.