Home / 66,327.24-91,506.51-42,450.06

Finding the Fourth Proportional to 66,327.24, 91,506.51 and 42,450.06

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Solution

The fourth proportional to 66,327.24, 91,506.51 and 42,450.06 is: 58,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,327.24 : 91,506.51 = 42,450.06 : x
  2. Step 2: Convert to fraction form
    66,327.24/91,506.51 = 42,450.06/x
  3. Step 3: Cross multiply
    66,327.24x = 91,506.51 × 42,450.06
  4. Step 4: Simplify right side
    66,327.24x = 3,884,456,839.89
  5. Step 5: Solve for x
    x = 3,884,456,839.89/66,327.24
  6. Step 6: Final answer
    x = 58,565.03

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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.