Home / 179,814.63-248,142.96-99,242.15

Finding the Fourth Proportional to 179,814.63, 248,142.96 and 99,242.15

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Solution

The fourth proportional to 179,814.63, 248,142.96 and 99,242.15 is: 136,953.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,814.63 : 248,142.96 = 99,242.15 : x
  2. Step 2: Convert to fraction form
    179,814.63/248,142.96 = 99,242.15/x
  3. Step 3: Cross multiply
    179,814.63x = 248,142.96 × 99,242.15
  4. Step 4: Simplify right side
    179,814.63x = 24,626,240,857.76
  5. Step 5: Solve for x
    x = 24,626,240,857.76/179,814.63
  6. Step 6: Final answer
    x = 136,953.49

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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.