Home / 210,929.86-291,082.98-119,043.06

Finding the Fourth Proportional to 210,929.86, 291,082.98 and 119,043.06

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Solution

The fourth proportional to 210,929.86, 291,082.98 and 119,043.06 is: 164,279.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,929.86 : 291,082.98 = 119,043.06 : x
  2. Step 2: Convert to fraction form
    210,929.86/291,082.98 = 119,043.06/x
  3. Step 3: Cross multiply
    210,929.86x = 291,082.98 × 119,043.06
  4. Step 4: Simplify right side
    210,929.86x = 34,651,408,653.12
  5. Step 5: Solve for x
    x = 34,651,408,653.12/210,929.86
  6. Step 6: Final answer
    x = 164,279.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.