Home / 210,601.74-290,630.34-119,966.10

Finding the Fourth Proportional to 210,601.74, 290,630.34 and 119,966.10

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Solution

The fourth proportional to 210,601.74, 290,630.34 and 119,966.10 is: 165,553.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,601.74 : 290,630.34 = 119,966.10 : x
  2. Step 2: Convert to fraction form
    210,601.74/290,630.34 = 119,966.10/x
  3. Step 3: Cross multiply
    210,601.74x = 290,630.34 × 119,966.10
  4. Step 4: Simplify right side
    210,601.74x = 34,865,788,431.47
  5. Step 5: Solve for x
    x = 34,865,788,431.47/210,601.74
  6. Step 6: Final answer
    x = 165,553.18

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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.