Home / 210,045.16-289,850.76-119,388.52

Finding the Fourth Proportional to 210,045.16, 289,850.76 and 119,388.52

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Solution

The fourth proportional to 210,045.16, 289,850.76 and 119,388.52 is: 164,749.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,045.16 : 289,850.76 = 119,388.52 : x
  2. Step 2: Convert to fraction form
    210,045.16/289,850.76 = 119,388.52/x
  3. Step 3: Cross multiply
    210,045.16x = 289,850.76 × 119,388.52
  4. Step 4: Simplify right side
    210,045.16x = 34,604,853,257.28
  5. Step 5: Solve for x
    x = 34,604,853,257.28/210,045.16
  6. Step 6: Final answer
    x = 164,749.59

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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.