Home / 125,001.54-172,497.82-71,303.94

Finding the Fourth Proportional to 125,001.54, 172,497.82 and 71,303.94

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Solution

The fourth proportional to 125,001.54, 172,497.82 and 71,303.94 is: 98,396.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,001.54 : 172,497.82 = 71,303.94 : x
  2. Step 2: Convert to fraction form
    125,001.54/172,497.82 = 71,303.94/x
  3. Step 3: Cross multiply
    125,001.54x = 172,497.82 × 71,303.94
  4. Step 4: Simplify right side
    125,001.54x = 12,299,774,207.41
  5. Step 5: Solve for x
    x = 12,299,774,207.41/125,001.54
  6. Step 6: Final answer
    x = 98,396.98

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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.