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Finding the Fourth Proportional to 60,410.60, 84,749.80 and 60,410.60

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Solution

The fourth proportional to 60,410.60, 84,749.80 and 60,410.60 is: 84,749.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,410.60 : 84,749.80 = 60,410.60 : x
  2. Step 2: Convert to fraction form
    60,410.60/84,749.80 = 60,410.60/x
  3. Step 3: Cross multiply
    60,410.60x = 84,749.80 × 60,410.60
  4. Step 4: Simplify right side
    60,410.60x = 5,119,786,267.88
  5. Step 5: Solve for x
    x = 5,119,786,267.88/60,410.60
  6. Step 6: Final answer
    x = 84,749.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.