Home / 135,466.28-187,300.20-118,651.04

Finding the Fourth Proportional to 135,466.28, 187,300.20 and 118,651.04

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Solution

The fourth proportional to 135,466.28, 187,300.20 and 118,651.04 is: 164,050.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,466.28 : 187,300.20 = 118,651.04 : x
  2. Step 2: Convert to fraction form
    135,466.28/187,300.20 = 118,651.04/x
  3. Step 3: Cross multiply
    135,466.28x = 187,300.20 × 118,651.04
  4. Step 4: Simplify right side
    135,466.28x = 22,223,363,522.21
  5. Step 5: Solve for x
    x = 22,223,363,522.21/135,466.28
  6. Step 6: Final answer
    x = 164,050.89

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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.