Home / 68,032.31-102,101.58-47,118.92

Finding the Fourth Proportional to 68,032.31, 102,101.58 and 47,118.92

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Solution

The fourth proportional to 68,032.31, 102,101.58 and 47,118.92 is: 70,715.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,032.31 : 102,101.58 = 47,118.92 : x
  2. Step 2: Convert to fraction form
    68,032.31/102,101.58 = 47,118.92/x
  3. Step 3: Cross multiply
    68,032.31x = 102,101.58 × 47,118.92
  4. Step 4: Simplify right side
    68,032.31x = 4,810,915,669.39
  5. Step 5: Solve for x
    x = 4,810,915,669.39/68,032.31
  6. Step 6: Final answer
    x = 70,715.16

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1.5x scale

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.