Home / 192,506.02-288,808.24-74,145.58

Finding the Fourth Proportional to 192,506.02, 288,808.24 and 74,145.58

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Solution

The fourth proportional to 192,506.02, 288,808.24 and 74,145.58 is: 111,237.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,506.02 : 288,808.24 = 74,145.58 : x
  2. Step 2: Convert to fraction form
    192,506.02/288,808.24 = 74,145.58/x
  3. Step 3: Cross multiply
    192,506.02x = 288,808.24 × 74,145.58
  4. Step 4: Simplify right side
    192,506.02x = 21,413,854,463.58
  5. Step 5: Solve for x
    x = 21,413,854,463.58/192,506.02
  6. Step 6: Final answer
    x = 111,237.32

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1.5x scale

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.