Home / 169,943.47-254,740.24-91,036.51

Finding the Fourth Proportional to 169,943.47, 254,740.24 and 91,036.51

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Solution

The fourth proportional to 169,943.47, 254,740.24 and 91,036.51 is: 136,461.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,943.47 : 254,740.24 = 91,036.51 : x
  2. Step 2: Convert to fraction form
    169,943.47/254,740.24 = 91,036.51/x
  3. Step 3: Cross multiply
    169,943.47x = 254,740.24 × 91,036.51
  4. Step 4: Simplify right side
    169,943.47x = 23,190,661,883.11
  5. Step 5: Solve for x
    x = 23,190,661,883.11/169,943.47
  6. Step 6: Final answer
    x = 136,461.04

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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.