Home / 136,343.04-204,533.28-69,817.92

Finding the Fourth Proportional to 136,343.04, 204,533.28 and 69,817.92

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Solution

The fourth proportional to 136,343.04, 204,533.28 and 69,817.92 is: 104,736.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,343.04 : 204,533.28 = 69,817.92 : x
  2. Step 2: Convert to fraction form
    136,343.04/204,533.28 = 69,817.92/x
  3. Step 3: Cross multiply
    136,343.04x = 204,533.28 × 69,817.92
  4. Step 4: Simplify right side
    136,343.04x = 14,280,088,180.38
  5. Step 5: Solve for x
    x = 14,280,088,180.38/136,343.04
  6. Step 6: Final answer
    x = 104,736.47

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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.