Home / 141,833.50-212,786.71-53,088.28

Finding the Fourth Proportional to 141,833.50, 212,786.71 and 53,088.28

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Solution

The fourth proportional to 141,833.50, 212,786.71 and 53,088.28 is: 79,646.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,833.50 : 212,786.71 = 53,088.28 : x
  2. Step 2: Convert to fraction form
    141,833.50/212,786.71 = 53,088.28/x
  3. Step 3: Cross multiply
    141,833.50x = 212,786.71 × 53,088.28
  4. Step 4: Simplify right side
    141,833.50x = 11,296,480,440.76
  5. Step 5: Solve for x
    x = 11,296,480,440.76/141,833.50
  6. Step 6: Final answer
    x = 79,646.07

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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.