Home / 114,821.04-172,071.18-55,641

Finding the Fourth Proportional to 114,821.04, 172,071.18 and 55,641

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Solution

The fourth proportional to 114,821.04, 172,071.18 and 55,641 is: 83,383.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,821.04 : 172,071.18 = 55,641 : x
  2. Step 2: Convert to fraction form
    114,821.04/172,071.18 = 55,641/x
  3. Step 3: Cross multiply
    114,821.04x = 172,071.18 × 55,641
  4. Step 4: Simplify right side
    114,821.04x = 9,574,212,526.38
  5. Step 5: Solve for x
    x = 9,574,212,526.38/114,821.04
  6. Step 6: Final answer
    x = 83,383.78

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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.