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Finding the Fourth Proportional to 235,293.89, 352,742.47 and 102,073.70

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Solution

The fourth proportional to 235,293.89, 352,742.47 and 102,073.70 is: 153,024.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,293.89 : 352,742.47 = 102,073.70 : x
  2. Step 2: Convert to fraction form
    235,293.89/352,742.47 = 102,073.70/x
  3. Step 3: Cross multiply
    235,293.89x = 352,742.47 × 102,073.70
  4. Step 4: Simplify right side
    235,293.89x = 36,005,729,686.71
  5. Step 5: Solve for x
    x = 36,005,729,686.71/235,293.89
  6. Step 6: Final answer
    x = 153,024.50

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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.