Home / 125,284.32-172,897.04-68,697.44

Finding the Fourth Proportional to 125,284.32, 172,897.04 and 68,697.44

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Solution

The fourth proportional to 125,284.32, 172,897.04 and 68,697.44 is: 94,805.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,284.32 : 172,897.04 = 68,697.44 : x
  2. Step 2: Convert to fraction form
    125,284.32/172,897.04 = 68,697.44/x
  3. Step 3: Cross multiply
    125,284.32x = 172,897.04 × 68,697.44
  4. Step 4: Simplify right side
    125,284.32x = 11,877,584,031.58
  5. Step 5: Solve for x
    x = 11,877,584,031.58/125,284.32
  6. Step 6: Final answer
    x = 94,805.03

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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.