Home / 84,939.12-127,298.88-34,962.84

Finding the Fourth Proportional to 84,939.12, 127,298.88 and 34,962.84

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Solution

The fourth proportional to 84,939.12, 127,298.88 and 34,962.84 is: 52,399.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,939.12 : 127,298.88 = 34,962.84 : x
  2. Step 2: Convert to fraction form
    84,939.12/127,298.88 = 34,962.84/x
  3. Step 3: Cross multiply
    84,939.12x = 127,298.88 × 34,962.84
  4. Step 4: Simplify right side
    84,939.12x = 4,450,730,373.62
  5. Step 5: Solve for x
    x = 4,450,730,373.62/84,939.12
  6. Step 6: Final answer
    x = 52,399.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.