Home / 210,226.17-290,103.03-119,569.35

Finding the Fourth Proportional to 210,226.17, 290,103.03 and 119,569.35

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Solution

The fourth proportional to 210,226.17, 290,103.03 and 119,569.35 is: 165,000.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,226.17 : 290,103.03 = 119,569.35 : x
  2. Step 2: Convert to fraction form
    210,226.17/290,103.03 = 119,569.35/x
  3. Step 3: Cross multiply
    210,226.17x = 290,103.03 × 119,569.35
  4. Step 4: Simplify right side
    210,226.17x = 34,687,430,730.13
  5. Step 5: Solve for x
    x = 34,687,430,730.13/210,226.17
  6. Step 6: Final answer
    x = 165,000.54

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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.