Home / 210,441.70-290,337.51-119,774.96

Finding the Fourth Proportional to 210,441.70, 290,337.51 and 119,774.96

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Solution

The fourth proportional to 210,441.70, 290,337.51 and 119,774.96 is: 165,248.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,441.70 : 290,337.51 = 119,774.96 : x
  2. Step 2: Convert to fraction form
    210,441.70/290,337.51 = 119,774.96/x
  3. Step 3: Cross multiply
    210,441.70x = 290,337.51 × 119,774.96
  4. Step 4: Simplify right side
    210,441.70x = 34,775,163,646.75
  5. Step 5: Solve for x
    x = 34,775,163,646.75/210,441.70
  6. Step 6: Final answer
    x = 165,248.44

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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.