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Finding the Fourth Proportional to 113,323, 169,907.80 and 63,437.52

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Solution

The fourth proportional to 113,323, 169,907.80 and 63,437.52 is: 95,113.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,323 : 169,907.80 = 63,437.52 : x
  2. Step 2: Convert to fraction form
    113,323/169,907.80 = 63,437.52/x
  3. Step 3: Cross multiply
    113,323x = 169,907.80 × 63,437.52
  4. Step 4: Simplify right side
    113,323x = 10,778,529,460.66
  5. Step 5: Solve for x
    x = 10,778,529,460.66/113,323
  6. Step 6: Final answer
    x = 95,113.34

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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.