Home / 84,342.72-116,446.80-52,558.24

Finding the Fourth Proportional to 84,342.72, 116,446.80 and 52,558.24

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Solution

The fourth proportional to 84,342.72, 116,446.80 and 52,558.24 is: 72,563.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,342.72 : 116,446.80 = 52,558.24 : x
  2. Step 2: Convert to fraction form
    84,342.72/116,446.80 = 52,558.24/x
  3. Step 3: Cross multiply
    84,342.72x = 116,446.80 × 52,558.24
  4. Step 4: Simplify right side
    84,342.72x = 6,120,238,861.63
  5. Step 5: Solve for x
    x = 6,120,238,861.63/84,342.72
  6. Step 6: Final answer
    x = 72,563.93

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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.