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Finding the Fourth Proportional to 132,998.04, 183,510.42 and 84,619.16

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Solution

The fourth proportional to 132,998.04, 183,510.42 and 84,619.16 is: 116,757.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,998.04 : 183,510.42 = 84,619.16 : x
  2. Step 2: Convert to fraction form
    132,998.04/183,510.42 = 84,619.16/x
  3. Step 3: Cross multiply
    132,998.04x = 183,510.42 × 84,619.16
  4. Step 4: Simplify right side
    132,998.04x = 15,528,497,591.65
  5. Step 5: Solve for x
    x = 15,528,497,591.65/132,998.04
  6. Step 6: Final answer
    x = 116,757.34

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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.