Home / 70,895.51-97,826.91-40,676.84

Finding the Fourth Proportional to 70,895.51, 97,826.91 and 40,676.84

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Solution

The fourth proportional to 70,895.51, 97,826.91 and 40,676.84 is: 56,128.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,895.51 : 97,826.91 = 40,676.84 : x
  2. Step 2: Convert to fraction form
    70,895.51/97,826.91 = 40,676.84/x
  3. Step 3: Cross multiply
    70,895.51x = 97,826.91 × 40,676.84
  4. Step 4: Simplify right side
    70,895.51x = 3,979,289,565.76
  5. Step 5: Solve for x
    x = 3,979,289,565.76/70,895.51
  6. Step 6: Final answer
    x = 56,128.94

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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.