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Finding the Fourth Proportional to 214,808.65, 296,369.22 and 124,131.58

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Solution

The fourth proportional to 214,808.65, 296,369.22 and 124,131.58 is: 171,263.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,808.65 : 296,369.22 = 124,131.58 : x
  2. Step 2: Convert to fraction form
    214,808.65/296,369.22 = 124,131.58/x
  3. Step 3: Cross multiply
    214,808.65x = 296,369.22 × 124,131.58
  4. Step 4: Simplify right side
    214,808.65x = 36,788,779,541.97
  5. Step 5: Solve for x
    x = 36,788,779,541.97/214,808.65
  6. Step 6: Final answer
    x = 171,263.03

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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.