Home / 251,877.60-347,564.66-142,947.26

Finding the Fourth Proportional to 251,877.60, 347,564.66 and 142,947.26

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Solution

The fourth proportional to 251,877.60, 347,564.66 and 142,947.26 is: 197,252.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,877.60 : 347,564.66 = 142,947.26 : x
  2. Step 2: Convert to fraction form
    251,877.60/347,564.66 = 142,947.26/x
  3. Step 3: Cross multiply
    251,877.60x = 347,564.66 × 142,947.26
  4. Step 4: Simplify right side
    251,877.60x = 49,683,415,819.83
  5. Step 5: Solve for x
    x = 49,683,415,819.83/251,877.60
  6. Step 6: Final answer
    x = 197,252.22

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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.