Home / 124,703.96-187,055.94-45,784.04

Finding the Fourth Proportional to 124,703.96, 187,055.94 and 45,784.04

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Solution

The fourth proportional to 124,703.96, 187,055.94 and 45,784.04 is: 68,676.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,703.96 : 187,055.94 = 45,784.04 : x
  2. Step 2: Convert to fraction form
    124,703.96/187,055.94 = 45,784.04/x
  3. Step 3: Cross multiply
    124,703.96x = 187,055.94 × 45,784.04
  4. Step 4: Simplify right side
    124,703.96x = 8,564,176,639.20
  5. Step 5: Solve for x
    x = 8,564,176,639.20/124,703.96
  6. Step 6: Final answer
    x = 68,676.06

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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.