Home / 141,186.59-211,717.70-66,328.01

Finding the Fourth Proportional to 141,186.59, 211,717.70 and 66,328.01

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Solution

The fourth proportional to 141,186.59, 211,717.70 and 66,328.01 is: 99,462.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,186.59 : 211,717.70 = 66,328.01 : x
  2. Step 2: Convert to fraction form
    141,186.59/211,717.70 = 66,328.01/x
  3. Step 3: Cross multiply
    141,186.59x = 211,717.70 × 66,328.01
  4. Step 4: Simplify right side
    141,186.59x = 14,042,812,332.55
  5. Step 5: Solve for x
    x = 14,042,812,332.55/141,186.59
  6. Step 6: Final answer
    x = 99,462.79

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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.