Home / 66,519.81-99,853.25-66,273.17

Finding the Fourth Proportional to 66,519.81, 99,853.25 and 66,273.17

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Solution

The fourth proportional to 66,519.81, 99,853.25 and 66,273.17 is: 99,483.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,519.81 : 99,853.25 = 66,273.17 : x
  2. Step 2: Convert to fraction form
    66,519.81/99,853.25 = 66,273.17/x
  3. Step 3: Cross multiply
    66,519.81x = 99,853.25 × 66,273.17
  4. Step 4: Simplify right side
    66,519.81x = 6,617,590,581.67
  5. Step 5: Solve for x
    x = 6,617,590,581.67/66,519.81
  6. Step 6: Final answer
    x = 99,483.00

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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.