Home / 76,006.08-104,889.60-42,474.24

Finding the Fourth Proportional to 76,006.08, 104,889.60 and 42,474.24

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Solution

The fourth proportional to 76,006.08, 104,889.60 and 42,474.24 is: 58,615.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,006.08 : 104,889.60 = 42,474.24 : x
  2. Step 2: Convert to fraction form
    76,006.08/104,889.60 = 42,474.24/x
  3. Step 3: Cross multiply
    76,006.08x = 104,889.60 × 42,474.24
  4. Step 4: Simplify right side
    76,006.08x = 4,455,106,043.90
  5. Step 5: Solve for x
    x = 4,455,106,043.90/76,006.08
  6. Step 6: Final answer
    x = 58,615.13

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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.