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Finding the Fourth Proportional to 84,902.40, 127,076.40 and 58,527.36

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Solution

The fourth proportional to 84,902.40, 127,076.40 and 58,527.36 is: 87,599.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,902.40 : 127,076.40 = 58,527.36 : x
  2. Step 2: Convert to fraction form
    84,902.40/127,076.40 = 58,527.36/x
  3. Step 3: Cross multiply
    84,902.40x = 127,076.40 × 58,527.36
  4. Step 4: Simplify right side
    84,902.40x = 7,437,446,210.30
  5. Step 5: Solve for x
    x = 7,437,446,210.30/84,902.40
  6. Step 6: Final answer
    x = 87,599.95

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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.