Home / 169,955.80-254,704.06-64,717.36

Finding the Fourth Proportional to 169,955.80, 254,704.06 and 64,717.36

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Solution

The fourth proportional to 169,955.80, 254,704.06 and 64,717.36 is: 96,988.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,955.80 : 254,704.06 = 64,717.36 : x
  2. Step 2: Convert to fraction form
    169,955.80/254,704.06 = 64,717.36/x
  3. Step 3: Cross multiply
    169,955.80x = 254,704.06 × 64,717.36
  4. Step 4: Simplify right side
    169,955.80x = 16,483,774,344.48
  5. Step 5: Solve for x
    x = 16,483,774,344.48/169,955.80
  6. Step 6: Final answer
    x = 96,988.60

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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.