Home / 263,546.04-363,689.13-142,686.35

Finding the Fourth Proportional to 263,546.04, 363,689.13 and 142,686.35

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Solution

The fourth proportional to 263,546.04, 363,689.13 and 142,686.35 is: 196,904.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,546.04 : 363,689.13 = 142,686.35 : x
  2. Step 2: Convert to fraction form
    263,546.04/363,689.13 = 142,686.35/x
  3. Step 3: Cross multiply
    263,546.04x = 363,689.13 × 142,686.35
  4. Step 4: Simplify right side
    263,546.04x = 51,893,471,962.50
  5. Step 5: Solve for x
    x = 51,893,471,962.50/263,546.04
  6. Step 6: Final answer
    x = 196,904.77

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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.