Home / 242,286.12-334,314.95-134,853.39

Finding the Fourth Proportional to 242,286.12, 334,314.95 and 134,853.39

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Solution

The fourth proportional to 242,286.12, 334,314.95 and 134,853.39 is: 186,075.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,286.12 : 334,314.95 = 134,853.39 : x
  2. Step 2: Convert to fraction form
    242,286.12/334,314.95 = 134,853.39/x
  3. Step 3: Cross multiply
    242,286.12x = 334,314.95 × 134,853.39
  4. Step 4: Simplify right side
    242,286.12x = 45,083,503,660.91
  5. Step 5: Solve for x
    x = 45,083,503,660.91/242,286.12
  6. Step 6: Final answer
    x = 186,075.47

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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.