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Finding the Fourth Proportional to 60,558.80, 84,869.80 and 60,558.80

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Solution

The fourth proportional to 60,558.80, 84,869.80 and 60,558.80 is: 84,869.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,558.80 : 84,869.80 = 60,558.80 : x
  2. Step 2: Convert to fraction form
    60,558.80/84,869.80 = 60,558.80/x
  3. Step 3: Cross multiply
    60,558.80x = 84,869.80 × 60,558.80
  4. Step 4: Simplify right side
    60,558.80x = 5,139,613,244.24
  5. Step 5: Solve for x
    x = 5,139,613,244.24/60,558.80
  6. Step 6: Final answer
    x = 84,869.80

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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.