Home / 263,712.56-363,925.08-142,853.85

Finding the Fourth Proportional to 263,712.56, 363,925.08 and 142,853.85

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Solution

The fourth proportional to 263,712.56, 363,925.08 and 142,853.85 is: 197,139.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,712.56 : 363,925.08 = 142,853.85 : x
  2. Step 2: Convert to fraction form
    263,712.56/363,925.08 = 142,853.85/x
  3. Step 3: Cross multiply
    263,712.56x = 363,925.08 × 142,853.85
  4. Step 4: Simplify right side
    263,712.56x = 51,988,098,075.29
  5. Step 5: Solve for x
    x = 51,988,098,075.29/263,712.56
  6. Step 6: Final answer
    x = 197,139.26

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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.