Home / 215,257.03-297,068.90-119,763.92

Finding the Fourth Proportional to 215,257.03, 297,068.90 and 119,763.92

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Solution

The fourth proportional to 215,257.03, 297,068.90 and 119,763.92 is: 165,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,257.03 : 297,068.90 = 119,763.92 : x
  2. Step 2: Convert to fraction form
    215,257.03/297,068.90 = 119,763.92/x
  3. Step 3: Cross multiply
    215,257.03x = 297,068.90 × 119,763.92
  4. Step 4: Simplify right side
    215,257.03x = 35,578,136,117.94
  5. Step 5: Solve for x
    x = 35,578,136,117.94/215,257.03
  6. Step 6: Final answer
    x = 165,282.11

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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.