Home / 84,383.76-116,423.28-56,094.24

Finding the Fourth Proportional to 84,383.76, 116,423.28 and 56,094.24

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Solution

The fourth proportional to 84,383.76, 116,423.28 and 56,094.24 is: 77,392.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,383.76 : 116,423.28 = 56,094.24 : x
  2. Step 2: Convert to fraction form
    84,383.76/116,423.28 = 56,094.24/x
  3. Step 3: Cross multiply
    84,383.76x = 116,423.28 × 56,094.24
  4. Step 4: Simplify right side
    84,383.76x = 6,530,675,409.91
  5. Step 5: Solve for x
    x = 6,530,675,409.91/84,383.76
  6. Step 6: Final answer
    x = 77,392.56

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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.