Home / 66,681.06-92,016.14-36,460.38

Finding the Fourth Proportional to 66,681.06, 92,016.14 and 36,460.38

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Solution

The fourth proportional to 66,681.06, 92,016.14 and 36,460.38 is: 50,313.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,681.06 : 92,016.14 = 36,460.38 : x
  2. Step 2: Convert to fraction form
    66,681.06/92,016.14 = 36,460.38/x
  3. Step 3: Cross multiply
    66,681.06x = 92,016.14 × 36,460.38
  4. Step 4: Simplify right side
    66,681.06x = 3,354,943,430.53
  5. Step 5: Solve for x
    x = 3,354,943,430.53/66,681.06
  6. Step 6: Final answer
    x = 50,313.29

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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.