Home / 93,858.48-141,063.12-78,163.92

Finding the Fourth Proportional to 93,858.48, 141,063.12 and 78,163.92

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Solution

The fourth proportional to 93,858.48, 141,063.12 and 78,163.92 is: 117,475.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,858.48 : 141,063.12 = 78,163.92 : x
  2. Step 2: Convert to fraction form
    93,858.48/141,063.12 = 78,163.92/x
  3. Step 3: Cross multiply
    93,858.48x = 141,063.12 × 78,163.92
  4. Step 4: Simplify right side
    93,858.48x = 11,026,046,426.63
  5. Step 5: Solve for x
    x = 11,026,046,426.63/93,858.48
  6. Step 6: Final answer
    x = 117,475.23

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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.