Home / 115,480.51-173,225.61-56,365.90

Finding the Fourth Proportional to 115,480.51, 173,225.61 and 56,365.90

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Solution

The fourth proportional to 115,480.51, 173,225.61 and 56,365.90 is: 84,551.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,480.51 : 173,225.61 = 56,365.90 : x
  2. Step 2: Convert to fraction form
    115,480.51/173,225.61 = 56,365.90/x
  3. Step 3: Cross multiply
    115,480.51x = 173,225.61 × 56,365.90
  4. Step 4: Simplify right side
    115,480.51x = 9,764,017,410.70
  5. Step 5: Solve for x
    x = 9,764,017,410.70/115,480.51
  6. Step 6: Final answer
    x = 84,551.21

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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.