Home / 255,918.58-353,053.38-148,426.36

Finding the Fourth Proportional to 255,918.58, 353,053.38 and 148,426.36

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Solution

The fourth proportional to 255,918.58, 353,053.38 and 148,426.36 is: 204,762.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,918.58 : 353,053.38 = 148,426.36 : x
  2. Step 2: Convert to fraction form
    255,918.58/353,053.38 = 148,426.36/x
  3. Step 3: Cross multiply
    255,918.58x = 353,053.38 × 148,426.36
  4. Step 4: Simplify right side
    255,918.58x = 52,402,428,079.10
  5. Step 5: Solve for x
    x = 52,402,428,079.10/255,918.58
  6. Step 6: Final answer
    x = 204,762.11

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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.