Home / 136,087.47-204,153.12-47,366.19

Finding the Fourth Proportional to 136,087.47, 204,153.12 and 47,366.19

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Solution

The fourth proportional to 136,087.47, 204,153.12 and 47,366.19 is: 71,056.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,087.47 : 204,153.12 = 47,366.19 : x
  2. Step 2: Convert to fraction form
    136,087.47/204,153.12 = 47,366.19/x
  3. Step 3: Cross multiply
    136,087.47x = 204,153.12 × 47,366.19
  4. Step 4: Simplify right side
    136,087.47x = 9,669,955,471.01
  5. Step 5: Solve for x
    x = 9,669,955,471.01/136,087.47
  6. Step 6: Final answer
    x = 71,056.91

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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.