Home / 125,822.34-173,638.35-68,465.16

Finding the Fourth Proportional to 125,822.34, 173,638.35 and 68,465.16

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Solution

The fourth proportional to 125,822.34, 173,638.35 and 68,465.16 is: 94,483.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,822.34 : 173,638.35 = 68,465.16 : x
  2. Step 2: Convert to fraction form
    125,822.34/173,638.35 = 68,465.16/x
  3. Step 3: Cross multiply
    125,822.34x = 173,638.35 × 68,465.16
  4. Step 4: Simplify right side
    125,822.34x = 11,888,177,414.89
  5. Step 5: Solve for x
    x = 11,888,177,414.89/125,822.34
  6. Step 6: Final answer
    x = 94,483.84

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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.