Home / 60,888.44-91,341.78-21,438.60

Finding the Fourth Proportional to 60,888.44, 91,341.78 and 21,438.60

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Solution

The fourth proportional to 60,888.44, 91,341.78 and 21,438.60 is: 32,161.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,888.44 : 91,341.78 = 21,438.60 : x
  2. Step 2: Convert to fraction form
    60,888.44/91,341.78 = 21,438.60/x
  3. Step 3: Cross multiply
    60,888.44x = 91,341.78 × 21,438.60
  4. Step 4: Simplify right side
    60,888.44x = 1,958,239,884.71
  5. Step 5: Solve for x
    x = 1,958,239,884.71/60,888.44
  6. Step 6: Final answer
    x = 32,161.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.