Home / 84,746.20-127,097.96-34,840.20

Finding the Fourth Proportional to 84,746.20, 127,097.96 and 34,840.20

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Solution

The fourth proportional to 84,746.20, 127,097.96 and 34,840.20 is: 52,251.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,746.20 : 127,097.96 = 34,840.20 : x
  2. Step 2: Convert to fraction form
    84,746.20/127,097.96 = 34,840.20/x
  3. Step 3: Cross multiply
    84,746.20x = 127,097.96 × 34,840.20
  4. Step 4: Simplify right side
    84,746.20x = 4,428,118,345.99
  5. Step 5: Solve for x
    x = 4,428,118,345.99/84,746.20
  6. Step 6: Final answer
    x = 52,251.53

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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.