Home / 210,263.20-290,124.41-119,613.87

Finding the Fourth Proportional to 210,263.20, 290,124.41 and 119,613.87

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Solution

The fourth proportional to 210,263.20, 290,124.41 and 119,613.87 is: 165,045.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,263.20 : 290,124.41 = 119,613.87 : x
  2. Step 2: Convert to fraction form
    210,263.20/290,124.41 = 119,613.87/x
  3. Step 3: Cross multiply
    210,263.20x = 290,124.41 × 119,613.87
  4. Step 4: Simplify right side
    210,263.20x = 34,702,902,863.50
  5. Step 5: Solve for x
    x = 34,702,902,863.50/210,263.20
  6. Step 6: Final answer
    x = 165,045.06

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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.