Home / 125,487.24-173,096.30-74,466.36

Finding the Fourth Proportional to 125,487.24, 173,096.30 and 74,466.36

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Solution

The fourth proportional to 125,487.24, 173,096.30 and 74,466.36 is: 102,718.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,487.24 : 173,096.30 = 74,466.36 : x
  2. Step 2: Convert to fraction form
    125,487.24/173,096.30 = 74,466.36/x
  3. Step 3: Cross multiply
    125,487.24x = 173,096.30 × 74,466.36
  4. Step 4: Simplify right side
    125,487.24x = 12,889,851,390.47
  5. Step 5: Solve for x
    x = 12,889,851,390.47/125,487.24
  6. Step 6: Final answer
    x = 102,718.42

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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.