Home / 448,101.65-671,885.75-178,083.70

Finding the Fourth Proportional to 448,101.65, 671,885.75 and 178,083.70

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Solution

The fourth proportional to 448,101.65, 671,885.75 and 178,083.70 is: 267,019.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,101.65 : 671,885.75 = 178,083.70 : x
  2. Step 2: Convert to fraction form
    448,101.65/671,885.75 = 178,083.70/x
  3. Step 3: Cross multiply
    448,101.65x = 671,885.75 × 178,083.70
  4. Step 4: Simplify right side
    448,101.65x = 119,651,899,102.77
  5. Step 5: Solve for x
    x = 119,651,899,102.77/448,101.65
  6. Step 6: Final answer
    x = 267,019.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.