Home / 56,902.13-78,513.22-32,698.42

Finding the Fourth Proportional to 56,902.13, 78,513.22 and 32,698.42

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Solution

The fourth proportional to 56,902.13, 78,513.22 and 32,698.42 is: 45,117.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,902.13 : 78,513.22 = 32,698.42 : x
  2. Step 2: Convert to fraction form
    56,902.13/78,513.22 = 32,698.42/x
  3. Step 3: Cross multiply
    56,902.13x = 78,513.22 × 32,698.42
  4. Step 4: Simplify right side
    56,902.13x = 2,567,258,243.11
  5. Step 5: Solve for x
    x = 2,567,258,243.11/56,902.13
  6. Step 6: Final answer
    x = 45,117.09

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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.