Home / 56,902.39-78,513.58-32,698.68

Finding the Fourth Proportional to 56,902.39, 78,513.58 and 32,698.68

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Solution

The fourth proportional to 56,902.39, 78,513.58 and 32,698.68 is: 45,117.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,902.39 : 78,513.58 = 32,698.68 : x
  2. Step 2: Convert to fraction form
    56,902.39/78,513.58 = 32,698.68/x
  3. Step 3: Cross multiply
    56,902.39x = 78,513.58 × 32,698.68
  4. Step 4: Simplify right side
    56,902.39x = 2,567,290,428.07
  5. Step 5: Solve for x
    x = 2,567,290,428.07/56,902.39
  6. Step 6: Final answer
    x = 45,117.44

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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.