Home / 141,529.68-212,330.16-52,786.08

Finding the Fourth Proportional to 141,529.68, 212,330.16 and 52,786.08

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Solution

The fourth proportional to 141,529.68, 212,330.16 and 52,786.08 is: 79,192.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,529.68 : 212,330.16 = 52,786.08 : x
  2. Step 2: Convert to fraction form
    141,529.68/212,330.16 = 52,786.08/x
  3. Step 3: Cross multiply
    141,529.68x = 212,330.16 × 52,786.08
  4. Step 4: Simplify right side
    141,529.68x = 11,208,076,812.17
  5. Step 5: Solve for x
    x = 11,208,076,812.17/141,529.68
  6. Step 6: Final answer
    x = 79,192.41

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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.