Home / 230,488.54-345,508.29-104,160.58

Finding the Fourth Proportional to 230,488.54, 345,508.29 and 104,160.58

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Solution

The fourth proportional to 230,488.54, 345,508.29 and 104,160.58 is: 156,139.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,488.54 : 345,508.29 = 104,160.58 : x
  2. Step 2: Convert to fraction form
    230,488.54/345,508.29 = 104,160.58/x
  3. Step 3: Cross multiply
    230,488.54x = 345,508.29 × 104,160.58
  4. Step 4: Simplify right side
    230,488.54x = 35,988,343,017.44
  5. Step 5: Solve for x
    x = 35,988,343,017.44/230,488.54
  6. Step 6: Final answer
    x = 156,139.40

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1.5x scale

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.