Home / 255,529.81-352,646.77-140,808.48

Finding the Fourth Proportional to 255,529.81, 352,646.77 and 140,808.48

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Solution

The fourth proportional to 255,529.81, 352,646.77 and 140,808.48 is: 194,324.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,529.81 : 352,646.77 = 140,808.48 : x
  2. Step 2: Convert to fraction form
    255,529.81/352,646.77 = 140,808.48/x
  3. Step 3: Cross multiply
    255,529.81x = 352,646.77 × 140,808.48
  4. Step 4: Simplify right side
    255,529.81x = 49,655,654,646.20
  5. Step 5: Solve for x
    x = 49,655,654,646.20/255,529.81
  6. Step 6: Final answer
    x = 194,324.31

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1.5x scale

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.