Home / 93,639.12-140,462.78-27,085.98

Finding the Fourth Proportional to 93,639.12, 140,462.78 and 27,085.98

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Solution

The fourth proportional to 93,639.12, 140,462.78 and 27,085.98 is: 40,630.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,639.12 : 140,462.78 = 27,085.98 : x
  2. Step 2: Convert to fraction form
    93,639.12/140,462.78 = 27,085.98/x
  3. Step 3: Cross multiply
    93,639.12x = 140,462.78 × 27,085.98
  4. Step 4: Simplify right side
    93,639.12x = 3,804,571,347.51
  5. Step 5: Solve for x
    x = 3,804,571,347.51/93,639.12
  6. Step 6: Final answer
    x = 40,630.15

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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.