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Finding the Fourth Proportional to 235,115.90, 352,432.55 and 92,903.58

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Solution

The fourth proportional to 235,115.90, 352,432.55 and 92,903.58 is: 139,260.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,115.90 : 352,432.55 = 92,903.58 : x
  2. Step 2: Convert to fraction form
    235,115.90/352,432.55 = 92,903.58/x
  3. Step 3: Cross multiply
    235,115.90x = 352,432.55 × 92,903.58
  4. Step 4: Simplify right side
    235,115.90x = 32,742,245,139.01
  5. Step 5: Solve for x
    x = 32,742,245,139.01/235,115.90
  6. Step 6: Final answer
    x = 139,260.02

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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.