Home / 70,769.15-97,663.77-40,560.27

Finding the Fourth Proportional to 70,769.15, 97,663.77 and 40,560.27

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Solution

The fourth proportional to 70,769.15, 97,663.77 and 40,560.27 is: 55,974.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,769.15 : 97,663.77 = 40,560.27 : x
  2. Step 2: Convert to fraction form
    70,769.15/97,663.77 = 40,560.27/x
  3. Step 3: Cross multiply
    70,769.15x = 97,663.77 × 40,560.27
  4. Step 4: Simplify right side
    70,769.15x = 3,961,268,514.18
  5. Step 5: Solve for x
    x = 3,961,268,514.18/70,769.15
  6. Step 6: Final answer
    x = 55,974.51

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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.