Home / 136,276.20-204,341.40-47,532.60

Finding the Fourth Proportional to 136,276.20, 204,341.40 and 47,532.60

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Solution

The fourth proportional to 136,276.20, 204,341.40 and 47,532.60 is: 71,273.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,276.20 : 204,341.40 = 47,532.60 : x
  2. Step 2: Convert to fraction form
    136,276.20/204,341.40 = 47,532.60/x
  3. Step 3: Cross multiply
    136,276.20x = 204,341.40 × 47,532.60
  4. Step 4: Simplify right side
    136,276.20x = 9,712,878,029.64
  5. Step 5: Solve for x
    x = 9,712,878,029.64/136,276.20
  6. Step 6: Final answer
    x = 71,273.47

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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.