Home / 115,448.40-173,302.20-89,269.20

Finding the Fourth Proportional to 115,448.40, 173,302.20 and 89,269.20

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Solution

The fourth proportional to 115,448.40, 173,302.20 and 89,269.20 is: 134,004.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,448.40 : 173,302.20 = 89,269.20 : x
  2. Step 2: Convert to fraction form
    115,448.40/173,302.20 = 89,269.20/x
  3. Step 3: Cross multiply
    115,448.40x = 173,302.20 × 89,269.20
  4. Step 4: Simplify right side
    115,448.40x = 15,470,548,752.24
  5. Step 5: Solve for x
    x = 15,470,548,752.24/115,448.40
  6. Step 6: Final answer
    x = 134,004.01

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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.