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Finding the Fourth Proportional to 84,152.00, 116,127.23 and 45,912.30

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Solution

The fourth proportional to 84,152.00, 116,127.23 and 45,912.30 is: 63,357.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,152.00 : 116,127.23 = 45,912.30 : x
  2. Step 2: Convert to fraction form
    84,152.00/116,127.23 = 45,912.30/x
  3. Step 3: Cross multiply
    84,152.00x = 116,127.23 × 45,912.30
  4. Step 4: Simplify right side
    84,152.00x = 5,331,668,468.36
  5. Step 5: Solve for x
    x = 5,331,668,468.36/84,152.00
  6. Step 6: Final answer
    x = 63,357.60

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1.5x scale

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.