Home / 124,521.80-186,784.05-35,776.04

Finding the Fourth Proportional to 124,521.80, 186,784.05 and 35,776.04

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Solution

The fourth proportional to 124,521.80, 186,784.05 and 35,776.04 is: 53,664.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,521.80 : 186,784.05 = 35,776.04 : x
  2. Step 2: Convert to fraction form
    124,521.80/186,784.05 = 35,776.04/x
  3. Step 3: Cross multiply
    124,521.80x = 186,784.05 × 35,776.04
  4. Step 4: Simplify right side
    124,521.80x = 6,682,393,644.16
  5. Step 5: Solve for x
    x = 6,682,393,644.16/124,521.80
  6. Step 6: Final answer
    x = 53,664.45

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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.