Home / 60,871.32-84,055.86-38,249.51

Finding the Fourth Proportional to 60,871.32, 84,055.86 and 38,249.51

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Solution

The fourth proportional to 60,871.32, 84,055.86 and 38,249.51 is: 52,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,871.32 : 84,055.86 = 38,249.51 : x
  2. Step 2: Convert to fraction form
    60,871.32/84,055.86 = 38,249.51/x
  3. Step 3: Cross multiply
    60,871.32x = 84,055.86 × 38,249.51
  4. Step 4: Simplify right side
    60,871.32x = 3,215,095,037.35
  5. Step 5: Solve for x
    x = 3,215,095,037.35/60,871.32
  6. Step 6: Final answer
    x = 52,817.90

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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.