Home / 115,244.49-172,852.14-45,173.01

Finding the Fourth Proportional to 115,244.49, 172,852.14 and 45,173.01

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Solution

The fourth proportional to 115,244.49, 172,852.14 and 45,173.01 is: 67,753.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,244.49 : 172,852.14 = 45,173.01 : x
  2. Step 2: Convert to fraction form
    115,244.49/172,852.14 = 45,173.01/x
  3. Step 3: Cross multiply
    115,244.49x = 172,852.14 × 45,173.01
  4. Step 4: Simplify right side
    115,244.49x = 7,808,251,448.74
  5. Step 5: Solve for x
    x = 7,808,251,448.74/115,244.49
  6. Step 6: Final answer
    x = 67,753.79

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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.