Home / 251,600.06-347,200.16-136,875.76

Finding the Fourth Proportional to 251,600.06, 347,200.16 and 136,875.76

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Solution

The fourth proportional to 251,600.06, 347,200.16 and 136,875.76 is: 188,884.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,600.06 : 347,200.16 = 136,875.76 : x
  2. Step 2: Convert to fraction form
    251,600.06/347,200.16 = 136,875.76/x
  3. Step 3: Cross multiply
    251,600.06x = 347,200.16 × 136,875.76
  4. Step 4: Simplify right side
    251,600.06x = 47,523,285,772.12
  5. Step 5: Solve for x
    x = 47,523,285,772.12/251,600.06
  6. Step 6: Final answer
    x = 188,884.24

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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.