Home / 84,086.04-116,043.30-48,281.88

Finding the Fourth Proportional to 84,086.04, 116,043.30 and 48,281.88

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Solution

The fourth proportional to 84,086.04, 116,043.30 and 48,281.88 is: 66,631.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,086.04 : 116,043.30 = 48,281.88 : x
  2. Step 2: Convert to fraction form
    84,086.04/116,043.30 = 48,281.88/x
  3. Step 3: Cross multiply
    84,086.04x = 116,043.30 × 48,281.88
  4. Step 4: Simplify right side
    84,086.04x = 5,602,788,685.40
  5. Step 5: Solve for x
    x = 5,602,788,685.40/84,086.04
  6. Step 6: Final answer
    x = 66,631.62

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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.