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Finding the Fourth Proportional to 101,313.59, 151,888.38 and 42,193.52

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Solution

The fourth proportional to 101,313.59, 151,888.38 and 42,193.52 is: 63,256.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,313.59 : 151,888.38 = 42,193.52 : x
  2. Step 2: Convert to fraction form
    101,313.59/151,888.38 = 42,193.52/x
  3. Step 3: Cross multiply
    101,313.59x = 151,888.38 × 42,193.52
  4. Step 4: Simplify right side
    101,313.59x = 6,408,704,639.86
  5. Step 5: Solve for x
    x = 6,408,704,639.86/101,313.59
  6. Step 6: Final answer
    x = 63,256.12

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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.