Home / 125,954.48-173,833.08-72,238.34

Finding the Fourth Proportional to 125,954.48, 173,833.08 and 72,238.34

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Solution

The fourth proportional to 125,954.48, 173,833.08 and 72,238.34 is: 99,698.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,954.48 : 173,833.08 = 72,238.34 : x
  2. Step 2: Convert to fraction form
    125,954.48/173,833.08 = 72,238.34/x
  3. Step 3: Cross multiply
    125,954.48x = 173,833.08 × 72,238.34
  4. Step 4: Simplify right side
    125,954.48x = 12,557,413,136.29
  5. Step 5: Solve for x
    x = 12,557,413,136.29/125,954.48
  6. Step 6: Final answer
    x = 99,698.03

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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.