Home / 124,817.86-172,235.36-73,832.51

Finding the Fourth Proportional to 124,817.86, 172,235.36 and 73,832.51

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Solution

The fourth proportional to 124,817.86, 172,235.36 and 73,832.51 is: 101,881.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,817.86 : 172,235.36 = 73,832.51 : x
  2. Step 2: Convert to fraction form
    124,817.86/172,235.36 = 73,832.51/x
  3. Step 3: Cross multiply
    124,817.86x = 172,235.36 × 73,832.51
  4. Step 4: Simplify right side
    124,817.86x = 12,716,569,554.72
  5. Step 5: Solve for x
    x = 12,716,569,554.72/124,817.86
  6. Step 6: Final answer
    x = 101,881.01

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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.