Home / 124,893.36-172,292.40-73,892.16

Finding the Fourth Proportional to 124,893.36, 172,292.40 and 73,892.16

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Solution

The fourth proportional to 124,893.36, 172,292.40 and 73,892.16 is: 101,935.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,893.36 : 172,292.40 = 73,892.16 : x
  2. Step 2: Convert to fraction form
    124,893.36/172,292.40 = 73,892.16/x
  3. Step 3: Cross multiply
    124,893.36x = 172,292.40 × 73,892.16
  4. Step 4: Simplify right side
    124,893.36x = 12,731,057,587.58
  5. Step 5: Solve for x
    x = 12,731,057,587.58/124,893.36
  6. Step 6: Final answer
    x = 101,935.42

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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.