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Finding the Fourth Proportional to 250,684.58, 345,832.76 and 148,714.34

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Solution

The fourth proportional to 250,684.58, 345,832.76 and 148,714.34 is: 205,159.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,684.58 : 345,832.76 = 148,714.34 : x
  2. Step 2: Convert to fraction form
    250,684.58/345,832.76 = 148,714.34/x
  3. Step 3: Cross multiply
    250,684.58x = 345,832.76 × 148,714.34
  4. Step 4: Simplify right side
    250,684.58x = 51,430,289,296.40
  5. Step 5: Solve for x
    x = 51,430,289,296.40/250,684.58
  6. Step 6: Final answer
    x = 205,159.36

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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.