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Finding the Fourth Proportional to 144,009.77, 216,051.12 and 44,175.06

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Solution

The fourth proportional to 144,009.77, 216,051.12 and 44,175.06 is: 66,273.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,009.77 : 216,051.12 = 44,175.06 : x
  2. Step 2: Convert to fraction form
    144,009.77/216,051.12 = 44,175.06/x
  3. Step 3: Cross multiply
    144,009.77x = 216,051.12 × 44,175.06
  4. Step 4: Simplify right side
    144,009.77x = 9,544,071,189.07
  5. Step 5: Solve for x
    x = 9,544,071,189.07/144,009.77
  6. Step 6: Final answer
    x = 66,273.78

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1.5x scale

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.