Home / 146,763.36-202,534.56-79,695.36

Finding the Fourth Proportional to 146,763.36, 202,534.56 and 79,695.36

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Solution

The fourth proportional to 146,763.36, 202,534.56 and 79,695.36 is: 109,980.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,763.36 : 202,534.56 = 79,695.36 : x
  2. Step 2: Convert to fraction form
    146,763.36/202,534.56 = 79,695.36/x
  3. Step 3: Cross multiply
    146,763.36x = 202,534.56 × 79,695.36
  4. Step 4: Simplify right side
    146,763.36x = 16,141,064,671.64
  5. Step 5: Solve for x
    x = 16,141,064,671.64/146,763.36
  6. Step 6: Final answer
    x = 109,980.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.