Home / 115,622.59-173,444.82-45,485.50

Finding the Fourth Proportional to 115,622.59, 173,444.82 and 45,485.50

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Solution

The fourth proportional to 115,622.59, 173,444.82 and 45,485.50 is: 68,232.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,622.59 : 173,444.82 = 45,485.50 : x
  2. Step 2: Convert to fraction form
    115,622.59/173,444.82 = 45,485.50/x
  3. Step 3: Cross multiply
    115,622.59x = 173,444.82 × 45,485.50
  4. Step 4: Simplify right side
    115,622.59x = 7,889,224,360.11
  5. Step 5: Solve for x
    x = 7,889,224,360.11/115,622.59
  6. Step 6: Final answer
    x = 68,232.55

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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.