Home / 210,034.43-289,864.73-119,418.83

Finding the Fourth Proportional to 210,034.43, 289,864.73 and 119,418.83

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Solution

The fourth proportional to 210,034.43, 289,864.73 and 119,418.83 is: 164,807.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,034.43 : 289,864.73 = 119,418.83 : x
  2. Step 2: Convert to fraction form
    210,034.43/289,864.73 = 119,418.83/x
  3. Step 3: Cross multiply
    210,034.43x = 289,864.73 × 119,418.83
  4. Step 4: Simplify right side
    210,034.43x = 34,615,306,914.87
  5. Step 5: Solve for x
    x = 34,615,306,914.87/210,034.43
  6. Step 6: Final answer
    x = 164,807.77

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1.5x scale

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.