Home / 210,262.95-290,124.06-119,613.62

Finding the Fourth Proportional to 210,262.95, 290,124.06 and 119,613.62

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Solution

The fourth proportional to 210,262.95, 290,124.06 and 119,613.62 is: 165,044.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,262.95 : 290,124.06 = 119,613.62 : x
  2. Step 2: Convert to fraction form
    210,262.95/290,124.06 = 119,613.62/x
  3. Step 3: Cross multiply
    210,262.95x = 290,124.06 × 119,613.62
  4. Step 4: Simplify right side
    210,262.95x = 34,702,789,065.70
  5. Step 5: Solve for x
    x = 34,702,789,065.70/210,262.95
  6. Step 6: Final answer
    x = 165,044.72

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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.