Home / 74,136.09-102,271.10-52,625.73

Finding the Fourth Proportional to 74,136.09, 102,271.10 and 52,625.73

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Solution

The fourth proportional to 74,136.09, 102,271.10 and 52,625.73 is: 72,597.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,136.09 : 102,271.10 = 52,625.73 : x
  2. Step 2: Convert to fraction form
    74,136.09/102,271.10 = 52,625.73/x
  3. Step 3: Cross multiply
    74,136.09x = 102,271.10 × 52,625.73
  4. Step 4: Simplify right side
    74,136.09x = 5,382,091,032.27
  5. Step 5: Solve for x
    x = 5,382,091,032.27/74,136.09
  6. Step 6: Final answer
    x = 72,597.45

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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.