Home / 115,437.63-173,086.36-45,232.83

Finding the Fourth Proportional to 115,437.63, 173,086.36 and 45,232.83

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Solution

The fourth proportional to 115,437.63, 173,086.36 and 45,232.83 is: 67,821.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,437.63 : 173,086.36 = 45,232.83 : x
  2. Step 2: Convert to fraction form
    115,437.63/173,086.36 = 45,232.83/x
  3. Step 3: Cross multiply
    115,437.63x = 173,086.36 × 45,232.83
  4. Step 4: Simplify right side
    115,437.63x = 7,829,185,897.20
  5. Step 5: Solve for x
    x = 7,829,185,897.20/115,437.63
  6. Step 6: Final answer
    x = 67,821.78

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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.