Home / 210,011.60-289,805.51-119,355.59

Finding the Fourth Proportional to 210,011.60, 289,805.51 and 119,355.59

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Solution

The fourth proportional to 210,011.60, 289,805.51 and 119,355.59 is: 164,704.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,011.60 : 289,805.51 = 119,355.59 : x
  2. Step 2: Convert to fraction form
    210,011.60/289,805.51 = 119,355.59/x
  3. Step 3: Cross multiply
    210,011.60x = 289,805.51 × 119,355.59
  4. Step 4: Simplify right side
    210,011.60x = 34,589,908,654.20
  5. Step 5: Solve for x
    x = 34,589,908,654.20/210,011.60
  6. Step 6: Final answer
    x = 164,704.75

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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.