Home / 131,885.19-182,000.12-71,452.23

Finding the Fourth Proportional to 131,885.19, 182,000.12 and 71,452.23

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Solution

The fourth proportional to 131,885.19, 182,000.12 and 71,452.23 is: 98,603.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,885.19 : 182,000.12 = 71,452.23 : x
  2. Step 2: Convert to fraction form
    131,885.19/182,000.12 = 71,452.23/x
  3. Step 3: Cross multiply
    131,885.19x = 182,000.12 × 71,452.23
  4. Step 4: Simplify right side
    131,885.19x = 13,004,313,394.51
  5. Step 5: Solve for x
    x = 13,004,313,394.51/131,885.19
  6. Step 6: Final answer
    x = 98,603.29

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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.