Home / 242,664.30-363,664.17-153,980.10

Finding the Fourth Proportional to 242,664.30, 363,664.17 and 153,980.10

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Solution

The fourth proportional to 242,664.30, 363,664.17 and 153,980.10 is: 230,759.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,664.30 : 363,664.17 = 153,980.10 : x
  2. Step 2: Convert to fraction form
    242,664.30/363,664.17 = 153,980.10/x
  3. Step 3: Cross multiply
    242,664.30x = 363,664.17 × 153,980.10
  4. Step 4: Simplify right side
    242,664.30x = 55,997,045,263.02
  5. Step 5: Solve for x
    x = 55,997,045,263.02/242,664.30
  6. Step 6: Final answer
    x = 230,759.31

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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.