Home / 141,967.07-212,888.25-53,158.29

Finding the Fourth Proportional to 141,967.07, 212,888.25 and 53,158.29

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Solution

The fourth proportional to 141,967.07, 212,888.25 and 53,158.29 is: 79,714.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,967.07 : 212,888.25 = 53,158.29 : x
  2. Step 2: Convert to fraction form
    141,967.07/212,888.25 = 53,158.29/x
  3. Step 3: Cross multiply
    141,967.07x = 212,888.25 × 53,158.29
  4. Step 4: Simplify right side
    141,967.07x = 11,316,775,331.09
  5. Step 5: Solve for x
    x = 11,316,775,331.09/141,967.07
  6. Step 6: Final answer
    x = 79,714.09

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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.