Home / 66,430.26-99,598.68-30,853.81

Finding the Fourth Proportional to 66,430.26, 99,598.68 and 30,853.81

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Solution

The fourth proportional to 66,430.26, 99,598.68 and 30,853.81 is: 46,259.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430.26 : 99,598.68 = 30,853.81 : x
  2. Step 2: Convert to fraction form
    66,430.26/99,598.68 = 30,853.81/x
  3. Step 3: Cross multiply
    66,430.26x = 99,598.68 × 30,853.81
  4. Step 4: Simplify right side
    66,430.26x = 3,072,998,873.47
  5. Step 5: Solve for x
    x = 3,072,998,873.47/66,430.26
  6. Step 6: Final answer
    x = 46,259.02

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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.